18231772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5233}}^1$

素因数の和:5317

約数の個数: 24

約数和(自身を含む): 34879376

約数和(自身を除く): 16647604

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5233, 10466, 20932, 68029, 136058, 272116, 350611, 701222, 1402444, 4557943, 9115886, 18231772]

約数ペア:

[(1, 18231772), (2, 9115886), (4, 4557943), (13, 1402444), (26, 701222), (52, 350611), (67, 272116), (134, 136058), (268, 68029), (871, 20932), (1742, 10466), (3484, 5233)]