28706512

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{17419}}^1$

素因数の和:17530

約数の個数: 20

約数和(自身を含む): 56162080

約数和(自身を除く): 27455568

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 17419, 34838, 69676, 139352, 278704, 1794157, 3588314, 7176628, 14353256, 28706512]

約数ペア:

[(1, 28706512), (2, 14353256), (4, 7176628), (8, 3588314), (16, 1794157), (103, 278704), (206, 139352), (412, 69676), (824, 34838), (1648, 17419)]