19821810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{660727}}^1$

素因数の和:660737

約数の個数: 16

約数和(自身を含む): 47572416

約数和(自身を除く): 27750606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 660727, 1321454, 1982181, 3303635, 3964362, 6607270, 9910905, 19821810]

約数ペア:

[(1, 19821810), (2, 9910905), (3, 6607270), (5, 3964362), (6, 3303635), (10, 1982181), (15, 1321454), (30, 660727)]