19940726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{3209}}^1$

素因数の和:3463

約数の個数: 16

約数和(自身を含む): 32356800

約数和(自身を除く): 12416074

約数列:

[1, 2, 13, 26, 239, 478, 3107, 3209, 6214, 6418, 41717, 83434, 766951, 1533902, 9970363, 19940726]

約数ペア:

[(1, 19940726), (2, 9970363), (13, 1533902), (26, 766951), (239, 83434), (478, 41717), (3107, 6418), (3209, 6214)]