18423778986

素因数分解:

$2^1\times 3^2\times {\mathrm{401}}^1\times {\mathrm{2552477}}^1$

素因数の和:2552886

約数の個数: 24

約数和(自身を含む): 40017750084

約数和(自身を除く): 21593971098

約数列:

[1, 2, 3, 6, 9, 18, 401, 802, 1203, 2406, 3609, 7218, 2552477, 5104954, 7657431, 15314862, 22972293, 45944586, 1023543277, 2047086554, 3070629831, 6141259662, 9211889493, 18423778986]

約数ペア:

[(1, 18423778986), (2, 9211889493), (3, 6141259662), (6, 3070629831), (9, 2047086554), (18, 1023543277), (401, 45944586), (802, 22972293), (1203, 15314862), (2406, 7657431), (3609, 5104954), (7218, 2552477)]