27919984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{102647}}^1$

素因数の和:102672

約数の個数: 20

約数和(自身を含む): 57277584

約数和(自身を除く): 29357600

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 102647, 205294, 410588, 821176, 1642352, 1744999, 3489998, 6979996, 13959992, 27919984]

約数ペア:

[(1, 27919984), (2, 13959992), (4, 6979996), (8, 3489998), (16, 1744999), (17, 1642352), (34, 821176), (68, 410588), (136, 205294), (272, 102647)]