20819010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{693967}}^1$

素因数の和:693977

約数の個数: 16

約数和(自身を含む): 49965696

約数和(自身を除く): 29146686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 693967, 1387934, 2081901, 3469835, 4163802, 6939670, 10409505, 20819010]

約数ペア:

[(1, 20819010), (2, 10409505), (3, 6939670), (5, 4163802), (6, 3469835), (10, 2081901), (15, 1387934), (30, 693967)]