89478904

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{30983}}^1$

素因数の和:31027

約数の個数: 24

約数和(自身を含む): 177073560

約数和(自身を除く): 87594656

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1444, 2888, 30983, 61966, 123932, 247864, 588677, 1177354, 2354708, 4709416, 11184863, 22369726, 44739452, 89478904]

約数ペア:

[(1, 89478904), (2, 44739452), (4, 22369726), (8, 11184863), (19, 4709416), (38, 2354708), (76, 1177354), (152, 588677), (361, 247864), (722, 123932), (1444, 61966), (2888, 30983)]