20534812

素因数分解:

$2^2\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 36599472

約数和(自身を除く): 16064660

約数列:

[1, 2, 4, 113, 181, 226, 251, 362, 452, 502, 724, 1004, 20453, 28363, 40906, 45431, 56726, 81812, 90862, 113452, 181724, 5133703, 10267406, 20534812]

約数ペア:

[(1, 20534812), (2, 10267406), (4, 5133703), (113, 181724), (181, 113452), (226, 90862), (251, 81812), (362, 56726), (452, 45431), (502, 40906), (724, 28363), (1004, 20453)]