20147197804

素因数分解:

$2^2\times {\mathrm{457}}^1\times {\mathrm{1997}}^1\times {\mathrm{5519}}^1$

素因数の和:7977

約数の個数: 24

約数和(自身を含む): 35358845760

約数和(自身を除く): 15211647956

約数列:

[1, 2, 4, 457, 914, 1828, 1997, 3994, 5519, 7988, 11038, 22076, 912629, 1825258, 2522183, 3650516, 5044366, 10088732, 11021443, 22042886, 44085772, 5036799451, 10073598902, 20147197804]

約数ペア:

[(1, 20147197804), (2, 10073598902), (4, 5036799451), (457, 44085772), (914, 22042886), (1828, 11021443), (1997, 10088732), (3994, 5044366), (5519, 3650516), (7988, 2522183), (11038, 1825258), (22076, 912629)]