20463961

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:792

約数の個数: 16

約数和(自身を含む): 24208128

約数和(自身を除く): 3744167

約数列:

[1, 7, 41, 113, 287, 631, 791, 4417, 4633, 25871, 32431, 71303, 181097, 499121, 2923423, 20463961]

約数ペア:

[(1, 20463961), (7, 2923423), (41, 499121), (113, 181097), (287, 71303), (631, 32431), (791, 25871), (4417, 4633)]