20552211

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{1019}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 31187520

約数和(自身を除く): 10635309

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 747, 1019, 2241, 3057, 6723, 9171, 20169, 27513, 82539, 84577, 247617, 253731, 761193, 2283579, 6850737, 20552211]

約数ペア:

[(1, 20552211), (3, 6850737), (9, 2283579), (27, 761193), (81, 253731), (83, 247617), (243, 84577), (249, 82539), (747, 27513), (1019, 20169), (2241, 9171), (3057, 6723)]