19217307

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1\times {\mathrm{457}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 26116992

約数和(自身を除く): 6899685

約数列:

[1, 3, 107, 131, 321, 393, 457, 1371, 14017, 42051, 48899, 59867, 146697, 179601, 6405769, 19217307]

約数ペア:

[(1, 19217307), (3, 6405769), (107, 179601), (131, 146697), (321, 59867), (393, 48899), (457, 42051), (1371, 14017)]