87907984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{289171}}^1$

素因数の和:289198

約数の個数: 20

約数和(自身を含む): 179286640

約数和(自身を除く): 91378656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 289171, 578342, 1156684, 2313368, 4626736, 5494249, 10988498, 21976996, 43953992, 87907984]

約数ペア:

[(1, 87907984), (2, 43953992), (4, 21976996), (8, 10988498), (16, 5494249), (19, 4626736), (38, 2313368), (76, 1156684), (152, 578342), (304, 289171)]