20105892443

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1\times {\mathrm{4621}}^1$

素因数の和:5127

約数の個数: 32

約数和(自身を含む): 25003171200

約数和(自身を除く): 4897278757

約数列:

[1, 7, 13, 91, 137, 349, 959, 1781, 2443, 4537, 4621, 12467, 31759, 32347, 47813, 60073, 334691, 420511, 621569, 633077, 1612729, 4350983, 4431539, 8230001, 11289103, 20965477, 57610007, 146758339, 220943873, 1546607111, 2872270349, 20105892443]

約数ペア:

[(1, 20105892443), (7, 2872270349), (13, 1546607111), (91, 220943873), (137, 146758339), (349, 57610007), (959, 20965477), (1781, 11289103), (2443, 8230001), (4537, 4431539), (4621, 4350983), (12467, 1612729), (31759, 633077), (32347, 621569), (47813, 420511), (60073, 334691)]