20687639796

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{5179}}^1$

素因数の和:5374

約数の個数: 144

約数和(自身を含む): 56814488640

約数和(自身を除く): 36126848844

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 61, 68, 102, 107, 122, 153, 183, 204, 214, 244, 306, 321, 366, 428, 549, 612, 642, 732, 963, 1037, 1098, 1284, 1819, 1926, 2074, 2196, 3111, 3638, 3852, 4148, 5179, 5457, 6222, 6527, 7276, 9333, 10358, 10914, 12444, 13054, 15537, 16371, 18666, 19581, 20716, 21828, 26108, 31074, 32742, 37332, 39162, 46611, 58743, 62148, 65484, 78324, 88043, 93222, 110959, 117486, 176086, 186444, 221918, 234972, 264129, 315919, 332877, 352172, 443836, 528258, 554153, 631838, 665754, 792387, 947757, 998631, 1056516, 1108306, 1263676, 1331508, 1584774, 1662459, 1895514, 1997262, 2216612, 2843271, 3169548, 3324918, 3791028, 3994524, 4987377, 5370623, 5686542, 6649836, 9420601, 9974754, 10741246, 11373084, 16111869, 18841202, 19949508, 21482492, 28261803, 32223738, 33803333, 37682404, 48335607, 56523606, 64447476, 67606666, 84785409, 96671214, 101409999, 113047212, 135213332, 169570818, 193342428, 202819998, 304229997, 339141636, 405639996, 574656661, 608459994, 1149313322, 1216919988, 1723969983, 2298626644, 3447939966, 5171909949, 6895879932, 10343819898, 20687639796]

約数ペア:

[(1, 20687639796), (2, 10343819898), (3, 6895879932), (4, 5171909949), (6, 3447939966), (9, 2298626644), (12, 1723969983), (17, 1216919988), (18, 1149313322), (34, 608459994), (36, 574656661), (51, 405639996), (61, 339141636), (68, 304229997), (102, 202819998), (107, 193342428), (122, 169570818), (153, 135213332), (183, 113047212), (204, 101409999), (214, 96671214), (244, 84785409), (306, 67606666), (321, 64447476), (366, 56523606), (428, 48335607), (549, 37682404), (612, 33803333), (642, 32223738), (732, 28261803), (963, 21482492), (1037, 19949508), (1098, 18841202), (1284, 16111869), (1819, 11373084), (1926, 10741246), (2074, 9974754), (2196, 9420601), (3111, 6649836), (3638, 5686542), (3852, 5370623), (4148, 4987377), (5179, 3994524), (5457, 3791028), (6222, 3324918), (6527, 3169548), (7276, 2843271), (9333, 2216612), (10358, 1997262), (10914, 1895514), (12444, 1662459), (13054, 1584774), (15537, 1331508), (16371, 1263676), (18666, 1108306), (19581, 1056516), (20716, 998631), (21828, 947757), (26108, 792387), (31074, 665754), (32742, 631838), (37332, 554153), (39162, 528258), (46611, 443836), (58743, 352172), (62148, 332877), (65484, 315919), (78324, 264129), (88043, 234972), (93222, 221918), (110959, 186444), (117486, 176086)]