23811905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9901}}^1$

素因数の和:9956

約数の個数: 16

約数和(自身を含む): 31607184

約数和(自身を除く): 7795279

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 9901, 49505, 128713, 366337, 643565, 1831685, 4762381, 23811905]

約数ペア:

[(1, 23811905), (5, 4762381), (13, 1831685), (37, 643565), (65, 366337), (185, 128713), (481, 49505), (2405, 9901)]