20386234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40289}}^1$

素因数の和:40325

約数の個数: 16

約数和(自身を含む): 34810560

約数和(自身を除く): 14424326

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40289, 80578, 443179, 886358, 926647, 1853294, 10193117, 20386234]

約数ペア:

[(1, 20386234), (2, 10193117), (11, 1853294), (22, 926647), (23, 886358), (46, 443179), (253, 80578), (506, 40289)]