1628864

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:864

約数の個数: 28

約数和(自身を含む): 3340608

約数和(自身を除く): 1711744

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 821, 992, 1642, 1984, 3284, 6568, 13136, 25451, 26272, 50902, 52544, 101804, 203608, 407216, 814432, 1628864]

約数ペア:

[(1, 1628864), (2, 814432), (4, 407216), (8, 203608), (16, 101804), (31, 52544), (32, 50902), (62, 26272), (64, 25451), (124, 13136), (248, 6568), (496, 3284), (821, 1984), (992, 1642)]