123619568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{249233}}^1$

素因数の和:249272

約数の個数: 20

約数和(自身を含む): 247240128

約数和(自身を除く): 123620560

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 249233, 498466, 996932, 1993864, 3987728, 7726223, 15452446, 30904892, 61809784, 123619568]

約数ペア:

[(1, 123619568), (2, 61809784), (4, 30904892), (8, 15452446), (16, 7726223), (31, 3987728), (62, 1993864), (124, 996932), (248, 498466), (496, 249233)]