16661168

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{4357}}^1$

素因数の和:4604

約数の個数: 20

約数和(自身を含む): 32423520

約数和(自身を除く): 15762352

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 4357, 8714, 17428, 34856, 69712, 1041323, 2082646, 4165292, 8330584, 16661168]

約数ペア:

[(1, 16661168), (2, 8330584), (4, 4165292), (8, 2082646), (16, 1041323), (239, 69712), (478, 34856), (956, 17428), (1912, 8714), (3824, 4357)]