18715730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{5867}}^1$

素因数の和:5914

約数の個数: 32

約数和(自身を含む): 38024640

約数和(自身を除く): 19308910

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 5867, 11734, 29335, 58670, 64537, 129074, 170143, 322685, 340286, 645370, 850715, 1701430, 1871573, 3743146, 9357865, 18715730]

約数ペア:

[(1, 18715730), (2, 9357865), (5, 3743146), (10, 1871573), (11, 1701430), (22, 850715), (29, 645370), (55, 340286), (58, 322685), (110, 170143), (145, 129074), (290, 64537), (319, 58670), (638, 29335), (1595, 11734), (3190, 5867)]