19411941

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 26469504

約数和(自身を除く): 7057563

約数列:

[1, 3, 73, 137, 219, 411, 647, 1941, 10001, 30003, 47231, 88639, 141693, 265917, 6470647, 19411941]

約数ペア:

[(1, 19411941), (3, 6470647), (73, 265917), (137, 141693), (219, 88639), (411, 47231), (647, 30003), (1941, 10001)]