20171955972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1178

約数の個数: 192

約数和(自身を含む): 57324847104

約数和(自身を除く): 37152891132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 73, 84, 92, 138, 146, 157, 161, 219, 276, 292, 314, 322, 438, 471, 483, 511, 628, 644, 876, 911, 942, 966, 1022, 1099, 1533, 1679, 1822, 1884, 1932, 2044, 2198, 2733, 3066, 3297, 3358, 3611, 3644, 4396, 5037, 5466, 6132, 6377, 6594, 6716, 7222, 10074, 10833, 10932, 11461, 11753, 12754, 13188, 14444, 19131, 20148, 20953, 21666, 22922, 23506, 25277, 25508, 34383, 35259, 38262, 41906, 43332, 45844, 47012, 50554, 62859, 66503, 68766, 70518, 75831, 76524, 80227, 83812, 101108, 125718, 133006, 137532, 141036, 143027, 146671, 151662, 160454, 199509, 240681, 251436, 263603, 266012, 286054, 293342, 303324, 320908, 399018, 429081, 440013, 465521, 481362, 527206, 572108, 586684, 790809, 798036, 858162, 880026, 931042, 962724, 1001189, 1054412, 1396563, 1529569, 1581618, 1716324, 1760052, 1845221, 1862084, 2002378, 2793126, 3003567, 3059138, 3163236, 3289621, 3690442, 4004756, 4588707, 5535663, 5586252, 6007134, 6118276, 6579242, 7380884, 9177414, 9868863, 10440971, 10706983, 11071326, 12014268, 13158484, 18354828, 19737726, 20881942, 21413966, 22142652, 23027347, 31322913, 32120949, 39475452, 41763884, 42827932, 46054694, 62645826, 64241898, 69082041, 73086797, 92109388, 125291652, 128483796, 138164082, 146173594, 219260391, 240142333, 276328164, 292347188, 438520782, 480284666, 720426999, 877041564, 960569332, 1440853998, 1680996331, 2881707996, 3361992662, 5042988993, 6723985324, 10085977986, 20171955972]

約数ペア:

[(1, 20171955972), (2, 10085977986), (3, 6723985324), (4, 5042988993), (6, 3361992662), (7, 2881707996), (12, 1680996331), (14, 1440853998), (21, 960569332), (23, 877041564), (28, 720426999), (42, 480284666), (46, 438520782), (69, 292347188), (73, 276328164), (84, 240142333), (92, 219260391), (138, 146173594), (146, 138164082), (157, 128483796), (161, 125291652), (219, 92109388), (276, 73086797), (292, 69082041), (314, 64241898), (322, 62645826), (438, 46054694), (471, 42827932), (483, 41763884), (511, 39475452), (628, 32120949), (644, 31322913), (876, 23027347), (911, 22142652), (942, 21413966), (966, 20881942), (1022, 19737726), (1099, 18354828), (1533, 13158484), (1679, 12014268), (1822, 11071326), (1884, 10706983), (1932, 10440971), (2044, 9868863), (2198, 9177414), (2733, 7380884), (3066, 6579242), (3297, 6118276), (3358, 6007134), (3611, 5586252), (3644, 5535663), (4396, 4588707), (5037, 4004756), (5466, 3690442), (6132, 3289621), (6377, 3163236), (6594, 3059138), (6716, 3003567), (7222, 2793126), (10074, 2002378), (10833, 1862084), (10932, 1845221), (11461, 1760052), (11753, 1716324), (12754, 1581618), (13188, 1529569), (14444, 1396563), (19131, 1054412), (20148, 1001189), (20953, 962724), (21666, 931042), (22922, 880026), (23506, 858162), (25277, 798036), (25508, 790809), (34383, 586684), (35259, 572108), (38262, 527206), (41906, 481362), (43332, 465521), (45844, 440013), (47012, 429081), (50554, 399018), (62859, 320908), (66503, 303324), (68766, 293342), (70518, 286054), (75831, 266012), (76524, 263603), (80227, 251436), (83812, 240681), (101108, 199509), (125718, 160454), (133006, 151662), (137532, 146671), (141036, 143027)]