15213328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73141}}^1$

素因数の和:73162

約数の個数: 20

約数和(自身を含む): 31743628

約数和(自身を除く): 16530300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 73141, 146282, 292564, 585128, 950833, 1170256, 1901666, 3803332, 7606664, 15213328]

約数ペア:

[(1, 15213328), (2, 7606664), (4, 3803332), (8, 1901666), (13, 1170256), (16, 950833), (26, 585128), (52, 292564), (104, 146282), (208, 73141)]