19971870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1367}}^1$

素因数の和:1864

約数の個数: 32

約数和(自身を含む): 48066048

約数和(自身を除く): 28094178

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 487, 974, 1367, 1461, 2435, 2734, 2922, 4101, 4870, 6835, 7305, 8202, 13670, 14610, 20505, 41010, 665729, 1331458, 1997187, 3328645, 3994374, 6657290, 9985935, 19971870]

約数ペア:

[(1, 19971870), (2, 9985935), (3, 6657290), (5, 3994374), (6, 3328645), (10, 1997187), (15, 1331458), (30, 665729), (487, 41010), (974, 20505), (1367, 14610), (1461, 13670), (2435, 8202), (2734, 7305), (2922, 6835), (4101, 4870)]