19907846881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{2221}}^1$

素因数の和:2593

約数の個数: 32

約数和(自身を含む): 22388800896

約数和(自身を除く): 2480954015

約数列:

[1, 13, 41, 67, 251, 533, 871, 2221, 2747, 3263, 10291, 16817, 28873, 35711, 91061, 133783, 148807, 218621, 557471, 689497, 1183793, 1934491, 6101087, 7247123, 8963461, 22856311, 37350557, 79314131, 297132043, 485557241, 1531372837, 19907846881]

約数ペア:

[(1, 19907846881), (13, 1531372837), (41, 485557241), (67, 297132043), (251, 79314131), (533, 37350557), (871, 22856311), (2221, 8963461), (2747, 7247123), (3263, 6101087), (10291, 1934491), (16817, 1183793), (28873, 689497), (35711, 557471), (91061, 218621), (133783, 148807)]