19005306820

素因数分解:

$2^2\times 5^1\times {\mathrm{950265341}}^1$

素因数の和:950265350

約数の個数: 12

約数和(自身を含む): 39911144364

約数和(自身を除く): 20905837544

約数列:

[1, 2, 4, 5, 10, 20, 950265341, 1900530682, 3801061364, 4751326705, 9502653410, 19005306820]

約数ペア:

[(1, 19005306820), (2, 9502653410), (4, 4751326705), (5, 3801061364), (10, 1900530682), (20, 950265341)]