18957358

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 15334802

約数列:

[1, 2, 7, 14, 29, 53, 58, 106, 203, 371, 406, 742, 881, 1537, 1762, 3074, 6167, 10759, 12334, 21518, 25549, 46693, 51098, 93386, 178843, 326851, 357686, 653702, 1354097, 2708194, 9478679, 18957358]

約数ペア:

[(1, 18957358), (2, 9478679), (7, 2708194), (14, 1354097), (29, 653702), (53, 357686), (58, 326851), (106, 178843), (203, 93386), (371, 51098), (406, 46693), (742, 25549), (881, 21518), (1537, 12334), (1762, 10759), (3074, 6167)]