20110418

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{10663}}^1$

素因数の和:10729

約数の個数: 16

約数和(自身を含む): 32247936

約数和(自身を除く): 12137518

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 10663, 21326, 245249, 437183, 490498, 874366, 10055209, 20110418]

約数ペア:

[(1, 20110418), (2, 10055209), (23, 874366), (41, 490498), (46, 437183), (82, 245249), (943, 21326), (1886, 10663)]