20857500282

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5423167}}^1$

素因数の和:5423813

約数の個数: 16

約数和(自身を含む): 41780086272

約数和(自身を除く): 20922585990

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5423167, 10846334, 16269501, 32539002, 3476250047, 6952500094, 10428750141, 20857500282]

約数ペア:

[(1, 20857500282), (2, 10428750141), (3, 6952500094), (6, 3476250047), (641, 32539002), (1282, 16269501), (1923, 10846334), (3846, 5423167)]