644548624

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{106291}}^1$

素因数の和:106678

約数の個数: 20

約数和(自身を含む): 1252119760

約数和(自身を除く): 607571136

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 6064, 106291, 212582, 425164, 850328, 1700656, 40284289, 80568578, 161137156, 322274312, 644548624]

約数ペア:

[(1, 644548624), (2, 322274312), (4, 161137156), (8, 80568578), (16, 40284289), (379, 1700656), (758, 850328), (1516, 425164), (3032, 212582), (6064, 106291)]