20781500531

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2063}}^1\times {\mathrm{9067}}^1$

素因数の和:11242

約数の個数: 16

約数和(自身を含む): 22908814848

約数和(自身を除く): 2127314317

約数列:

[1, 11, 101, 1111, 2063, 9067, 22693, 99737, 208363, 915767, 2291993, 10073437, 18705221, 205757431, 1889227321, 20781500531]

約数ペア:

[(1, 20781500531), (11, 1889227321), (101, 205757431), (1111, 18705221), (2063, 10073437), (9067, 2291993), (22693, 915767), (99737, 208363)]