19724427

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{41351}}^1$

素因数の和:41410

約数の個数: 12

約数和(自身を含む): 29029104

約数和(自身を除く): 9304677

約数列:

[1, 3, 9, 53, 159, 477, 41351, 124053, 372159, 2191603, 6574809, 19724427]

約数ペア:

[(1, 19724427), (3, 6574809), (9, 2191603), (53, 372159), (159, 124053), (477, 41351)]