18891569282

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1\times {\mathrm{200671}}^1$

素因数の和:201233

約数の個数: 16

約数和(自身を含む): 28675226112

約数和(自身を除く): 9783656830

約数列:

[1, 2, 103, 206, 457, 914, 47071, 94142, 200671, 401342, 20669113, 41338226, 91706647, 183413294, 9445784641, 18891569282]

約数ペア:

[(1, 18891569282), (2, 9445784641), (103, 183413294), (206, 91706647), (457, 41338226), (914, 20669113), (47071, 401342), (94142, 200671)]