18378998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{7393}}^1$

素因数の和:7519

約数の個数: 16

約数和(自身を含む): 30344976

約数和(自身を除く): 11965978

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 7393, 14786, 81323, 162646, 835409, 1670818, 9189499, 18378998]

約数ペア:

[(1, 18378998), (2, 9189499), (11, 1670818), (22, 835409), (113, 162646), (226, 81323), (1243, 14786), (2486, 7393)]