20219859

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1223}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 32078592

約数和(自身を除く): 11858733

約数列:

[1, 3, 9, 11, 33, 99, 167, 501, 1223, 1503, 1837, 3669, 5511, 11007, 13453, 16533, 40359, 121077, 204241, 612723, 1838169, 2246651, 6739953, 20219859]

約数ペア:

[(1, 20219859), (3, 6739953), (9, 2246651), (11, 1838169), (33, 612723), (99, 204241), (167, 121077), (501, 40359), (1223, 16533), (1503, 13453), (1837, 11007), (3669, 5511)]