20139878889

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{217069}}^1$

素因数の和:217162

約数の個数: 36

約数和(自身を含む): 32017390860

約数和(自身を除く): 11877511971

約数列:

[1, 3, 9, 13, 39, 61, 117, 169, 183, 507, 549, 793, 1521, 2379, 7137, 10309, 30927, 92781, 217069, 651207, 1953621, 2821897, 8465691, 13241209, 25397073, 36684661, 39723627, 110053983, 119170881, 172135717, 330161949, 516407151, 1549221453, 2237764321, 6713292963, 20139878889]

約数ペア:

[(1, 20139878889), (3, 6713292963), (9, 2237764321), (13, 1549221453), (39, 516407151), (61, 330161949), (117, 172135717), (169, 119170881), (183, 110053983), (507, 39723627), (549, 36684661), (793, 25397073), (1521, 13241209), (2379, 8465691), (7137, 2821897), (10309, 1953621), (30927, 651207), (92781, 217069)]