20524005

素因数分解:

$3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3061}}^1$

素因数の和:3221

約数の個数: 24

約数和(自身を含む): 35825400

約数和(自身を除く): 15301395

約数列:

[1, 3, 5, 9, 15, 45, 149, 447, 745, 1341, 2235, 3061, 6705, 9183, 15305, 27549, 45915, 137745, 456089, 1368267, 2280445, 4104801, 6841335, 20524005]

約数ペア:

[(1, 20524005), (3, 6841335), (5, 4104801), (9, 2280445), (15, 1368267), (45, 456089), (149, 137745), (447, 45915), (745, 27549), (1341, 15305), (2235, 9183), (3061, 6705)]