20072655

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14389}}^1$

素因数の和:14431

約数の個数: 24

約数和(自身を含む): 35917440

約数和(自身を除く): 15844785

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 14389, 43167, 71945, 129501, 215835, 446059, 647505, 1338177, 2230295, 4014531, 6690885, 20072655]

約数ペア:

[(1, 20072655), (3, 6690885), (5, 4014531), (9, 2230295), (15, 1338177), (31, 647505), (45, 446059), (93, 215835), (155, 129501), (279, 71945), (465, 43167), (1395, 14389)]