81013188

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{355321}}^1$

素因数の和:355347

約数の個数: 24

約数和(自身を含む): 198980320

約数和(自身を除く): 117967132

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 355321, 710642, 1065963, 1421284, 2131926, 4263852, 6751099, 13502198, 20253297, 27004396, 40506594, 81013188]

約数ペア:

[(1, 81013188), (2, 40506594), (3, 27004396), (4, 20253297), (6, 13502198), (12, 6751099), (19, 4263852), (38, 2131926), (57, 1421284), (76, 1065963), (114, 710642), (228, 355321)]