19508602

素因数分解:

$2^1\times {\mathrm{109}}^2\times {\mathrm{821}}^1$

素因数の和:1041

約数の個数: 12

約数和(自身を含む): 29569806

約数和(自身を除く): 10061204

約数列:

[1, 2, 109, 218, 821, 1642, 11881, 23762, 89489, 178978, 9754301, 19508602]

約数ペア:

[(1, 19508602), (2, 9754301), (109, 178978), (218, 89489), (821, 23762), (1642, 11881)]