19993452

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{38747}}^1$

素因数の和:38797

約数の個数: 24

約数和(自身を含む): 47737536

約数和(自身を除く): 27744084

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 38747, 77494, 116241, 154988, 232482, 464964, 1666121, 3332242, 4998363, 6664484, 9996726, 19993452]

約数ペア:

[(1, 19993452), (2, 9996726), (3, 6664484), (4, 4998363), (6, 3332242), (12, 1666121), (43, 464964), (86, 232482), (129, 154988), (172, 116241), (258, 77494), (516, 38747)]