18941299

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 21373632

約数和(自身を除く): 2432333

約数列:

[1, 13, 37, 53, 481, 689, 743, 1961, 9659, 25493, 27491, 39379, 357383, 511927, 1457023, 18941299]

約数ペア:

[(1, 18941299), (13, 1457023), (37, 511927), (53, 357383), (481, 39379), (689, 27491), (743, 25493), (1961, 9659)]