15691989020

素因数分解:

$2^2\times 5^1\times {\mathrm{1811}}^1\times {\mathrm{433241}}^1$

素因数の和:435061

約数の個数: 24

約数和(自身を含む): 32971449168

約数和(自身を除く): 17279460148

約数列:

[1, 2, 4, 5, 10, 20, 1811, 3622, 7244, 9055, 18110, 36220, 433241, 866482, 1732964, 2166205, 4332410, 8664820, 784599451, 1569198902, 3138397804, 3922997255, 7845994510, 15691989020]

約数ペア:

[(1, 15691989020), (2, 7845994510), (4, 3922997255), (5, 3138397804), (10, 1569198902), (20, 784599451), (1811, 8664820), (3622, 4332410), (7244, 2166205), (9055, 1732964), (18110, 866482), (36220, 433241)]