19521870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1249}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 46980000

約数和(自身を除く): 27458130

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 521, 1042, 1249, 1563, 2498, 2605, 3126, 3747, 5210, 6245, 7494, 7815, 12490, 15630, 18735, 37470, 650729, 1301458, 1952187, 3253645, 3904374, 6507290, 9760935, 19521870]

約数ペア:

[(1, 19521870), (2, 9760935), (3, 6507290), (5, 3904374), (6, 3253645), (10, 1952187), (15, 1301458), (30, 650729), (521, 37470), (1042, 18735), (1249, 15630), (1563, 12490), (2498, 7815), (2605, 7494), (3126, 6245), (3747, 5210)]