2018971660

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{113809}}^1$

素因数の和:114705

約数の個数: 24

約数和(自身を含む): 4244657760

約数和(自身を除く): 2225686100

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 3548, 4435, 8870, 17740, 113809, 227618, 455236, 569045, 1138090, 2276180, 100948583, 201897166, 403794332, 504742915, 1009485830, 2018971660]

約数ペア:

[(1, 2018971660), (2, 1009485830), (4, 504742915), (5, 403794332), (10, 201897166), (20, 100948583), (887, 2276180), (1774, 1138090), (3548, 569045), (4435, 455236), (8870, 227618), (17740, 113809)]