20512166509

素因数分解:

${\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{53437}}^1$

素因数の和:53772

約数の個数: 16

約数和(自身を含む): 21930955200

約数和(自身を除く): 1418788691

約数列:

[1, 19, 89, 227, 1691, 4313, 20203, 53437, 383857, 1015303, 4755893, 12130199, 90361967, 230473781, 1079587711, 20512166509]

約数ペア:

[(1, 20512166509), (19, 1079587711), (89, 230473781), (227, 90361967), (1691, 12130199), (4313, 4755893), (20203, 1015303), (53437, 383857)]