20663201

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:512

約数の個数: 16

約数和(自身を含む): 22998528

約数和(自身を除く): 2335327

約数列:

[1, 13, 61, 71, 367, 793, 923, 4331, 4771, 22387, 26057, 56303, 291031, 338741, 1589477, 20663201]

約数ペア:

[(1, 20663201), (13, 1589477), (61, 338741), (71, 291031), (367, 56303), (793, 26057), (923, 22387), (4331, 4771)]