2667664

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{1217}}^1$

素因数の和:1362

約数の個数: 20

約数和(自身を含む): 5210604

約数和(自身を除く): 2542940

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 1217, 2192, 2434, 4868, 9736, 19472, 166729, 333458, 666916, 1333832, 2667664]

約数ペア:

[(1, 2667664), (2, 1333832), (4, 666916), (8, 333458), (16, 166729), (137, 19472), (274, 9736), (548, 4868), (1096, 2434), (1217, 2192)]