19806810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{660227}}^1$

素因数の和:660237

約数の個数: 16

約数和(自身を含む): 47536416

約数和(自身を除く): 27729606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 660227, 1320454, 1980681, 3301135, 3961362, 6602270, 9903405, 19806810]

約数ペア:

[(1, 19806810), (2, 9903405), (3, 6602270), (5, 3961362), (6, 3301135), (10, 1980681), (15, 1320454), (30, 660227)]