16885928

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 32693760

約数和(自身を除く): 15807832

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 257, 344, 382, 514, 764, 1028, 1528, 2056, 8213, 11051, 16426, 22102, 32852, 44204, 49087, 65704, 88408, 98174, 196348, 392696, 2110741, 4221482, 8442964, 16885928]

約数ペア:

[(1, 16885928), (2, 8442964), (4, 4221482), (8, 2110741), (43, 392696), (86, 196348), (172, 98174), (191, 88408), (257, 65704), (344, 49087), (382, 44204), (514, 32852), (764, 22102), (1028, 16426), (1528, 11051), (2056, 8213)]