20316406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40151}}^1$

素因数の和:40187

約数の個数: 16

約数和(自身を含む): 34691328

約数和(自身を除く): 14374922

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40151, 80302, 441661, 883322, 923473, 1846946, 10158203, 20316406]

約数ペア:

[(1, 20316406), (2, 10158203), (11, 1846946), (22, 923473), (23, 883322), (46, 441661), (253, 80302), (506, 40151)]