20455969316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{2557}}^1\times {\mathrm{105263}}^1$

素因数の和:107843

約数の個数: 24

約数和(自身を含む): 37697143680

約数和(自身を除く): 17241174364

約数列:

[1, 2, 4, 19, 38, 76, 2557, 5114, 10228, 48583, 97166, 105263, 194332, 210526, 421052, 1999997, 3999994, 7999988, 269157491, 538314982, 1076629964, 5113992329, 10227984658, 20455969316]

約数ペア:

[(1, 20455969316), (2, 10227984658), (4, 5113992329), (19, 1076629964), (38, 538314982), (76, 269157491), (2557, 7999988), (5114, 3999994), (10228, 1999997), (48583, 421052), (97166, 210526), (105263, 194332)]