20633817

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1747}}^1$

素因数の和:1908

約数の個数: 16

約数和(自身を含む): 28639232

約数和(自身を除く): 8005415

約数列:

[1, 3, 31, 93, 127, 381, 1747, 3937, 5241, 11811, 54157, 162471, 221869, 665607, 6877939, 20633817]

約数ペア:

[(1, 20633817), (3, 6877939), (31, 665607), (93, 221869), (127, 162471), (381, 54157), (1747, 11811), (3937, 5241)]