20263204

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8291}}^1$

素因数の和:8355

約数の個数: 24

約数和(自身を含む): 39005568

約数和(自身を除く): 18742364

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 8291, 16582, 33164, 107783, 215566, 389677, 431132, 779354, 1558708, 5065801, 10131602, 20263204]

約数ペア:

[(1, 20263204), (2, 10131602), (4, 5065801), (13, 1558708), (26, 779354), (47, 431132), (52, 389677), (94, 215566), (188, 107783), (611, 33164), (1222, 16582), (2444, 8291)]