20588476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4441}}^1$

素因数の和:4525

約数の個数: 24

約数和(自身を含む): 38556560

約数和(自身を除く): 17968084

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4441, 4636, 8882, 17764, 84379, 168758, 270901, 337516, 541802, 1083604, 5147119, 10294238, 20588476]

約数ペア:

[(1, 20588476), (2, 10294238), (4, 5147119), (19, 1083604), (38, 541802), (61, 337516), (76, 270901), (122, 168758), (244, 84379), (1159, 17764), (2318, 8882), (4441, 4636)]