12740432

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{21521}}^1$

素因数の和:21566

約数の個数: 20

約数和(自身を含む): 25352916

約数和(自身を除く): 12612484

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 21521, 43042, 86084, 172168, 344336, 796277, 1592554, 3185108, 6370216, 12740432]

約数ペア:

[(1, 12740432), (2, 6370216), (4, 3185108), (8, 1592554), (16, 796277), (37, 344336), (74, 172168), (148, 86084), (296, 43042), (592, 21521)]