20786090092

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1\times {\mathrm{2579}}^1$

素因数の和:3670

約数の個数: 48

約数和(自身を含む): 38066434560

約数和(自身を除く): 17280344468

約数列:

[1, 2, 4, 43, 47, 86, 94, 172, 188, 997, 1994, 2021, 2579, 3988, 4042, 5158, 8084, 10316, 42871, 46859, 85742, 93718, 110897, 121213, 171484, 187436, 221794, 242426, 443588, 484852, 2014937, 2571263, 4029874, 5142526, 5212159, 8059748, 10285052, 10424318, 20848636, 110564309, 120849361, 221128618, 241698722, 442257236, 483397444, 5196522523, 10393045046, 20786090092]

約数ペア:

[(1, 20786090092), (2, 10393045046), (4, 5196522523), (43, 483397444), (47, 442257236), (86, 241698722), (94, 221128618), (172, 120849361), (188, 110564309), (997, 20848636), (1994, 10424318), (2021, 10285052), (2579, 8059748), (3988, 5212159), (4042, 5142526), (5158, 4029874), (8084, 2571263), (10316, 2014937), (42871, 484852), (46859, 443588), (85742, 242426), (93718, 221794), (110897, 187436), (121213, 171484)]