18633489

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2281}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 28479360

約数和(自身を除く): 9845871

約数列:

[1, 3, 7, 21, 389, 1167, 2281, 2723, 6843, 8169, 15967, 47901, 887309, 2661927, 6211163, 18633489]

約数ペア:

[(1, 18633489), (3, 6211163), (7, 2661927), (21, 887309), (389, 47901), (1167, 15967), (2281, 8169), (2723, 6843)]