20823608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{200227}}^1$

素因数の和:200246

約数の個数: 16

約数和(自身を含む): 42047880

約数和(自身を除く): 21224272

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 200227, 400454, 800908, 1601816, 2602951, 5205902, 10411804, 20823608]

約数ペア:

[(1, 20823608), (2, 10411804), (4, 5205902), (8, 2602951), (13, 1601816), (26, 800908), (52, 400454), (104, 200227)]