20126233491

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{810137}}^1$

素因数の和:810180

約数の個数: 36

約数和(自身を含む): 33802197912

約数和(自身を除く): 13675964421

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 637, 1183, 1911, 3549, 8281, 24843, 810137, 2430411, 5670959, 10531781, 17012877, 31595343, 39696713, 73722467, 119090139, 136913153, 221167401, 410739459, 516057269, 958392071, 1548171807, 2875176213, 6708744497, 20126233491]

約数ペア:

[(1, 20126233491), (3, 6708744497), (7, 2875176213), (13, 1548171807), (21, 958392071), (39, 516057269), (49, 410739459), (91, 221167401), (147, 136913153), (169, 119090139), (273, 73722467), (507, 39696713), (637, 31595343), (1183, 17012877), (1911, 10531781), (3549, 5670959), (8281, 2430411), (24843, 810137)]