18487118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1697}}^1$

素因数の和:2131

約数の個数: 16

約数和(自身を含む): 29952720

約数和(自身を除く): 11465602

約数列:

[1, 2, 13, 26, 419, 838, 1697, 3394, 5447, 10894, 22061, 44122, 711043, 1422086, 9243559, 18487118]

約数ペア:

[(1, 18487118), (2, 9243559), (13, 1422086), (26, 711043), (419, 44122), (838, 22061), (1697, 10894), (3394, 5447)]