18782556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{120401}}^1$

素因数の和:120421

約数の個数: 24

約数和(自身を含む): 47197584

約数和(自身を除く): 28415028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 120401, 240802, 361203, 481604, 722406, 1444812, 1565213, 3130426, 4695639, 6260852, 9391278, 18782556]

約数ペア:

[(1, 18782556), (2, 9391278), (3, 6260852), (4, 4695639), (6, 3130426), (12, 1565213), (13, 1444812), (26, 722406), (39, 481604), (52, 361203), (78, 240802), (156, 120401)]