221623372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{5107}}^1$

素因数の和:5701

約数の個数: 24

約数和(自身を含む): 409048640

約数和(自身を除く): 187425268

約数列:

[1, 2, 4, 19, 38, 76, 571, 1142, 2284, 5107, 10214, 10849, 20428, 21698, 43396, 97033, 194066, 388132, 2916097, 5832194, 11664388, 55405843, 110811686, 221623372]

約数ペア:

[(1, 221623372), (2, 110811686), (4, 55405843), (19, 11664388), (38, 5832194), (76, 2916097), (571, 388132), (1142, 194066), (2284, 97033), (5107, 43396), (10214, 21698), (10849, 20428)]