401514992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1320773}}^1$

素因数の和:1320800

約数の個数: 20

約数和(自身を含む): 818879880

約数和(自身を除く): 417364888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1320773, 2641546, 5283092, 10566184, 21132368, 25094687, 50189374, 100378748, 200757496, 401514992]

約数ペア:

[(1, 401514992), (2, 200757496), (4, 100378748), (8, 50189374), (16, 25094687), (19, 21132368), (38, 10566184), (76, 5283092), (152, 2641546), (304, 1320773)]