20877051

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7333}}^1$

素因数の和:7422

約数の個数: 16

約数和(自身を含む): 30392096

約数和(自身を除く): 9515045

約数列:

[1, 3, 13, 39, 73, 219, 949, 2847, 7333, 21999, 95329, 285987, 535309, 1605927, 6959017, 20877051]

約数ペア:

[(1, 20877051), (3, 6959017), (13, 1605927), (39, 535309), (73, 285987), (219, 95329), (949, 21999), (2847, 7333)]