20486422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40487}}^1$

素因数の和:40523

約数の個数: 16

約数和(自身を含む): 34981632

約数和(自身を除く): 14495210

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40487, 80974, 445357, 890714, 931201, 1862402, 10243211, 20486422]

約数ペア:

[(1, 20486422), (2, 10243211), (11, 1862402), (22, 931201), (23, 890714), (46, 445357), (253, 80974), (506, 40487)]