20187992180

素因数分解:

$2^2\times 5^1\times {\mathrm{15083}}^1\times {\mathrm{66923}}^1$

素因数の和:82015

約数の個数: 24

約数和(自身を含む): 42398227872

約数和(自身を除く): 22210235692

約数列:

[1, 2, 4, 5, 10, 20, 15083, 30166, 60332, 66923, 75415, 133846, 150830, 267692, 301660, 334615, 669230, 1338460, 1009399609, 2018799218, 4037598436, 5046998045, 10093996090, 20187992180]

約数ペア:

[(1, 20187992180), (2, 10093996090), (4, 5046998045), (5, 4037598436), (10, 2018799218), (20, 1009399609), (15083, 1338460), (30166, 669230), (60332, 334615), (66923, 301660), (75415, 267692), (133846, 150830)]