19953204

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{38669}}^1$

素因数の和:38719

約数の個数: 24

約数和(自身を含む): 47641440

約数和(自身を除く): 27688236

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 38669, 77338, 116007, 154676, 232014, 464028, 1662767, 3325534, 4988301, 6651068, 9976602, 19953204]

約数ペア:

[(1, 19953204), (2, 9976602), (3, 6651068), (4, 4988301), (6, 3325534), (12, 1662767), (43, 464028), (86, 232014), (129, 154676), (172, 116007), (258, 77338), (516, 38669)]