20347790992

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3522817}}^1$

素因数の和:3522863

約数の個数: 30

約数和(自身を含む): 41608003398

約数和(自身を除く): 21260212406

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 3522817, 7045634, 14091268, 28182536, 56365072, 66933523, 133867046, 267734092, 535468184, 1070936368, 1271736937, 2543473874, 5086947748, 10173895496, 20347790992]

約数ペア:

[(1, 20347790992), (2, 10173895496), (4, 5086947748), (8, 2543473874), (16, 1271736937), (19, 1070936368), (38, 535468184), (76, 267734092), (152, 133867046), (304, 66933523), (361, 56365072), (722, 28182536), (1444, 14091268), (2888, 7045634), (5776, 3522817)]