19251388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7877}}^1$

素因数の和:7941

約数の個数: 24

約数和(自身を含む): 37058112

約数和(自身を除く): 17806724

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 7877, 15754, 31508, 102401, 204802, 370219, 409604, 740438, 1480876, 4812847, 9625694, 19251388]

約数ペア:

[(1, 19251388), (2, 9625694), (4, 4812847), (13, 1480876), (26, 740438), (47, 409604), (52, 370219), (94, 204802), (188, 102401), (611, 31508), (1222, 15754), (2444, 7877)]