18490136

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10651}}^1$

素因数の和:10695

約数の個数: 32

約数和(自身を含む): 40903680

約数和(自身を除く): 22413544

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 10651, 21302, 42604, 74557, 85208, 149114, 298228, 330181, 596456, 660362, 1320724, 2311267, 2641448, 4622534, 9245068, 18490136]

約数ペア:

[(1, 18490136), (2, 9245068), (4, 4622534), (7, 2641448), (8, 2311267), (14, 1320724), (28, 660362), (31, 596456), (56, 330181), (62, 298228), (124, 149114), (217, 85208), (248, 74557), (434, 42604), (868, 21302), (1736, 10651)]