20333235

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 35300160

約数和(自身を除く): 14966925

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 617, 845, 1851, 2197, 2535, 3085, 6591, 8021, 9255, 10985, 24063, 32955, 40105, 104273, 120315, 312819, 521365, 1355549, 1564095, 4066647, 6777745, 20333235]

約数ペア:

[(1, 20333235), (3, 6777745), (5, 4066647), (13, 1564095), (15, 1355549), (39, 521365), (65, 312819), (169, 120315), (195, 104273), (507, 40105), (617, 32955), (845, 24063), (1851, 10985), (2197, 9255), (2535, 8021), (3085, 6591)]