18368020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2879}}^1$

素因数の和:2928

約数の個数: 48

約数和(自身を含む): 43545600

約数和(自身を除く): 25177580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 2879, 3190, 5758, 6380, 11516, 14395, 28790, 31669, 57580, 63338, 83491, 126676, 158345, 166982, 316690, 333964, 417455, 633380, 834910, 918401, 1669820, 1836802, 3673604, 4592005, 9184010, 18368020]

約数ペア:

[(1, 18368020), (2, 9184010), (4, 4592005), (5, 3673604), (10, 1836802), (11, 1669820), (20, 918401), (22, 834910), (29, 633380), (44, 417455), (55, 333964), (58, 316690), (110, 166982), (116, 158345), (145, 126676), (220, 83491), (290, 63338), (319, 57580), (580, 31669), (638, 28790), (1276, 14395), (1595, 11516), (2879, 6380), (3190, 5758)]