72723472

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{11113}}^1$

素因数の和:11530

約数の個数: 20

約数和(自身を含む): 141258940

約数和(自身を除く): 68535468

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 11113, 22226, 44452, 88904, 177808, 4545217, 9090434, 18180868, 36361736, 72723472]

約数ペア:

[(1, 72723472), (2, 36361736), (4, 18180868), (8, 9090434), (16, 4545217), (409, 177808), (818, 88904), (1636, 44452), (3272, 22226), (6544, 11113)]