18854751

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2137}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 26784864

約数和(自身を除く): 7930113

約数列:

[1, 3, 17, 51, 173, 519, 2137, 2941, 6411, 8823, 36329, 108987, 369701, 1109103, 6284917, 18854751]

約数ペア:

[(1, 18854751), (3, 6284917), (17, 1109103), (51, 369701), (173, 108987), (519, 36329), (2137, 8823), (2941, 6411)]