86995984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{286171}}^1$

素因数の和:286198

約数の個数: 20

約数和(自身を含む): 177426640

約数和(自身を除く): 90430656

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 286171, 572342, 1144684, 2289368, 4578736, 5437249, 10874498, 21748996, 43497992, 86995984]

約数ペア:

[(1, 86995984), (2, 43497992), (4, 21748996), (8, 10874498), (16, 5437249), (19, 4578736), (38, 2289368), (76, 1144684), (152, 572342), (304, 286171)]