19540070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4801}}^1$

素因数の和:4856

約数の個数: 32

約数和(自身を含む): 39414816

約数和(自身を除く): 19874746

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 4801, 9602, 24005, 48010, 52811, 105622, 177637, 264055, 355274, 528110, 888185, 1776370, 1954007, 3908014, 9770035, 19540070]

約数ペア:

[(1, 19540070), (2, 9770035), (5, 3908014), (10, 1954007), (11, 1776370), (22, 888185), (37, 528110), (55, 355274), (74, 264055), (110, 177637), (185, 105622), (370, 52811), (407, 48010), (814, 24005), (2035, 9602), (4070, 4801)]