19271265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2671}}^1$

素因数の和:2729

約数の個数: 32

約数和(自身を含む): 34116096

約数和(自身を除く): 14844831

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 2671, 7215, 8013, 13355, 34723, 40065, 98827, 104169, 173615, 296481, 494135, 520845, 1284751, 1482405, 3854253, 6423755, 19271265]

約数ペア:

[(1, 19271265), (3, 6423755), (5, 3854253), (13, 1482405), (15, 1284751), (37, 520845), (39, 494135), (65, 296481), (111, 173615), (185, 104169), (195, 98827), (481, 40065), (555, 34723), (1443, 13355), (2405, 8013), (2671, 7215)]