15998476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{857}}^1$

素因数の和:1233

約数の個数: 24

約数和(自身を含む): 30270240

約数和(自身を除く): 14271764

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 857, 1436, 1714, 3428, 4667, 9334, 11141, 18668, 22282, 44564, 307663, 615326, 1230652, 3999619, 7999238, 15998476]

約数ペア:

[(1, 15998476), (2, 7999238), (4, 3999619), (13, 1230652), (26, 615326), (52, 307663), (359, 44564), (718, 22282), (857, 18668), (1436, 11141), (1714, 9334), (3428, 4667)]