20646801

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14249}}^1$

素因数の和:14285

約数の個数: 24

約数和(自身を含む): 35568000

約数和(自身を除く): 14921199

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 14249, 42747, 99743, 128241, 299229, 327727, 897687, 983181, 2294089, 2949543, 6882267, 20646801]

約数ペア:

[(1, 20646801), (3, 6882267), (7, 2949543), (9, 2294089), (21, 983181), (23, 897687), (63, 327727), (69, 299229), (161, 128241), (207, 99743), (483, 42747), (1449, 14249)]