18888921819

素因数分解:

$3^3\times {\mathrm{3677}}^1\times {\mathrm{190261}}^1$

素因数の和:193947

約数の個数: 16

約数和(自身を含む): 27991345440

約数和(自身を除く): 9102423621

約数列:

[1, 3, 9, 27, 3677, 11031, 33093, 99279, 190261, 570783, 1712349, 5137047, 699589697, 2098769091, 6296307273, 18888921819]

約数ペア:

[(1, 18888921819), (3, 6296307273), (9, 2098769091), (27, 699589697), (3677, 5137047), (11031, 1712349), (33093, 570783), (99279, 190261)]