18379851

素因数分解:

$3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 28823760

約数和(自身を除く): 10443909

約数列:

[1, 3, 7, 21, 49, 97, 147, 291, 679, 1289, 2037, 3867, 4753, 9023, 14259, 27069, 63161, 125033, 189483, 375099, 875231, 2625693, 6126617, 18379851]

約数ペア:

[(1, 18379851), (3, 6126617), (7, 2625693), (21, 875231), (49, 375099), (97, 189483), (147, 125033), (291, 63161), (679, 27069), (1289, 14259), (2037, 9023), (3867, 4753)]