18907570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10111}}^1$

素因数の和:10146

約数の個数: 32

約数和(自身を含む): 39315456

約数和(自身を除く): 20407886

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 10111, 20222, 50555, 101110, 111221, 171887, 222442, 343774, 556105, 859435, 1112210, 1718870, 1890757, 3781514, 9453785, 18907570]

約数ペア:

[(1, 18907570), (2, 9453785), (5, 3781514), (10, 1890757), (11, 1718870), (17, 1112210), (22, 859435), (34, 556105), (55, 343774), (85, 222442), (110, 171887), (170, 111221), (187, 101110), (374, 50555), (935, 20222), (1870, 10111)]