18650888919

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{159409307}}^1$

素因数の和:159409326

約数の個数: 12

約数和(自身を含む): 29012494056

約数和(自身を除く): 10361605137

約数列:

[1, 3, 9, 13, 39, 117, 159409307, 478227921, 1434683763, 2072320991, 6216962973, 18650888919]

約数ペア:

[(1, 18650888919), (3, 6216962973), (9, 2072320991), (13, 1434683763), (39, 478227921), (117, 159409307)]