20937570444

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{509}}^1\times {\mathrm{2591}}^1$

素因数の和:3130

約数の個数: 180

約数和(自身を含む): 63820975680

約数和(自身を除く): 42883405236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 509, 567, 588, 756, 882, 1018, 1134, 1323, 1527, 1764, 2036, 2268, 2591, 2646, 3054, 3563, 3969, 4581, 5182, 5292, 6108, 7126, 7773, 7938, 9162, 10364, 10689, 13743, 14252, 15546, 15876, 18137, 18324, 21378, 23319, 24941, 27486, 31092, 32067, 36274, 41229, 42756, 46638, 49882, 54411, 54972, 64134, 69957, 72548, 74823, 82458, 93276, 96201, 99764, 108822, 126959, 128268, 139914, 149646, 163233, 164916, 192402, 209871, 217644, 224469, 253918, 279828, 288603, 299292, 326466, 380877, 384804, 419742, 448938, 489699, 507836, 577206, 652932, 673407, 761754, 839484, 897876, 979398, 1142631, 1154412, 1318819, 1346814, 1469097, 1523508, 1958796, 2020221, 2285262, 2637638, 2693628, 2938194, 3427893, 3956457, 4040442, 4570524, 5275276, 5876388, 6855786, 7912914, 8080884, 9231733, 10283679, 11869371, 13711572, 15825828, 18463466, 20567358, 23738742, 27695199, 35608113, 36926932, 41134716, 47477484, 55390398, 64622131, 71216226, 83085597, 106824339, 110780796, 129244262, 142432452, 166171194, 193866393, 213648678, 249256791, 258488524, 332342388, 387732786, 427297356, 498513582, 581599179, 747770373, 775465572, 997027164, 1163198358, 1495540746, 1744797537, 2326396716, 2991081492, 3489595074, 5234392611, 6979190148, 10468785222, 20937570444]

約数ペア:

[(1, 20937570444), (2, 10468785222), (3, 6979190148), (4, 5234392611), (6, 3489595074), (7, 2991081492), (9, 2326396716), (12, 1744797537), (14, 1495540746), (18, 1163198358), (21, 997027164), (27, 775465572), (28, 747770373), (36, 581599179), (42, 498513582), (49, 427297356), (54, 387732786), (63, 332342388), (81, 258488524), (84, 249256791), (98, 213648678), (108, 193866393), (126, 166171194), (147, 142432452), (162, 129244262), (189, 110780796), (196, 106824339), (252, 83085597), (294, 71216226), (324, 64622131), (378, 55390398), (441, 47477484), (509, 41134716), (567, 36926932), (588, 35608113), (756, 27695199), (882, 23738742), (1018, 20567358), (1134, 18463466), (1323, 15825828), (1527, 13711572), (1764, 11869371), (2036, 10283679), (2268, 9231733), (2591, 8080884), (2646, 7912914), (3054, 6855786), (3563, 5876388), (3969, 5275276), (4581, 4570524), (5182, 4040442), (5292, 3956457), (6108, 3427893), (7126, 2938194), (7773, 2693628), (7938, 2637638), (9162, 2285262), (10364, 2020221), (10689, 1958796), (13743, 1523508), (14252, 1469097), (15546, 1346814), (15876, 1318819), (18137, 1154412), (18324, 1142631), (21378, 979398), (23319, 897876), (24941, 839484), (27486, 761754), (31092, 673407), (32067, 652932), (36274, 577206), (41229, 507836), (42756, 489699), (46638, 448938), (49882, 419742), (54411, 384804), (54972, 380877), (64134, 326466), (69957, 299292), (72548, 288603), (74823, 279828), (82458, 253918), (93276, 224469), (96201, 217644), (99764, 209871), (108822, 192402), (126959, 164916), (128268, 163233), (139914, 149646)]