20601386

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18427}}^1$

素因数の和:18485

約数の個数: 16

約数和(自身を含む): 34054944

約数和(自身を除く): 13453558

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 18427, 36854, 239551, 479102, 792361, 1584722, 10300693, 20601386]

約数ペア:

[(1, 20601386), (2, 10300693), (13, 1584722), (26, 792361), (43, 479102), (86, 239551), (559, 36854), (1118, 18427)]