18443620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70937}}^1$

素因数の和:70959

約数の個数: 24

約数和(自身を含む): 41711544

約数和(自身を除く): 23267924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 70937, 141874, 283748, 354685, 709370, 922181, 1418740, 1844362, 3688724, 4610905, 9221810, 18443620]

約数ペア:

[(1, 18443620), (2, 9221810), (4, 4610905), (5, 3688724), (10, 1844362), (13, 1418740), (20, 922181), (26, 709370), (52, 354685), (65, 283748), (130, 141874), (260, 70937)]