30381584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{111697}}^1$

素因数の和:111722

約数の個数: 20

約数和(自身を含む): 62327484

約数和(自身を除く): 31945900

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 111697, 223394, 446788, 893576, 1787152, 1898849, 3797698, 7595396, 15190792, 30381584]

約数ペア:

[(1, 30381584), (2, 15190792), (4, 7595396), (8, 3797698), (16, 1898849), (17, 1787152), (34, 893576), (68, 446788), (136, 223394), (272, 111697)]