20105304435

素因数分解:

$3^4\times 5^1\times {\mathrm{49642727}}^1$

素因数の和:49642744

約数の個数: 20

約数和(自身を含む): 36040620528

約数和(自身を除く): 15935316093

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 49642727, 148928181, 248213635, 446784543, 744640905, 1340353629, 2233922715, 4021060887, 6701768145, 20105304435]

約数ペア:

[(1, 20105304435), (3, 6701768145), (5, 4021060887), (9, 2233922715), (15, 1340353629), (27, 744640905), (45, 446784543), (81, 248213635), (135, 148928181), (405, 49642727)]