20473934

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18313}}^1$

素因数の和:18371

約数の個数: 16

約数和(自身を含む): 33844272

約数和(自身を除く): 13370338

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 18313, 36626, 238069, 476138, 787459, 1574918, 10236967, 20473934]

約数ペア:

[(1, 20473934), (2, 10236967), (13, 1574918), (26, 787459), (43, 476138), (86, 238069), (559, 36626), (1118, 18313)]