20537824

素因数分解:

$2^5\times {\mathrm{251}}^1\times {\mathrm{2557}}^1$

素因数の和:2818

約数の個数: 24

約数和(自身を含む): 40610808

約数和(自身を除く): 20072984

約数列:

[1, 2, 4, 8, 16, 32, 251, 502, 1004, 2008, 2557, 4016, 5114, 8032, 10228, 20456, 40912, 81824, 641807, 1283614, 2567228, 5134456, 10268912, 20537824]

約数ペア:

[(1, 20537824), (2, 10268912), (4, 5134456), (8, 2567228), (16, 1283614), (32, 641807), (251, 81824), (502, 40912), (1004, 20456), (2008, 10228), (2557, 8032), (4016, 5114)]