20859942

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2228

約数の個数: 32

約数和(自身を含む): 44167680

約数和(自身を除く): 23307738

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 213, 426, 1633, 2129, 3266, 4258, 4899, 6387, 9798, 12774, 48967, 97934, 146901, 151159, 293802, 302318, 453477, 906954, 3476657, 6953314, 10429971, 20859942]

約数ペア:

[(1, 20859942), (2, 10429971), (3, 6953314), (6, 3476657), (23, 906954), (46, 453477), (69, 302318), (71, 293802), (138, 151159), (142, 146901), (213, 97934), (426, 48967), (1633, 12774), (2129, 9798), (3266, 6387), (4258, 4899)]