20071222

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1621}}^1$

素因数の和:1815

約数の個数: 16

約数和(自身を含む): 31064544

約数和(自身を除く): 10993322

約数列:

[1, 2, 41, 82, 151, 302, 1621, 3242, 6191, 12382, 66461, 132922, 244771, 489542, 10035611, 20071222]

約数ペア:

[(1, 20071222), (2, 10035611), (41, 489542), (82, 244771), (151, 132922), (302, 66461), (1621, 12382), (3242, 6191)]