201982568

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{181639}}^1$

素因数の和:181784

約数の個数: 16

約数和(自身を含む): 381444000

約数和(自身を除く): 179461432

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 181639, 363278, 726556, 1453112, 25247821, 50495642, 100991284, 201982568]

約数ペア:

[(1, 201982568), (2, 100991284), (4, 50495642), (8, 25247821), (139, 1453112), (278, 726556), (556, 363278), (1112, 181639)]