20156978518

素因数分解:

$2^1\times {\mathrm{457}}^1\times {\mathrm{3467}}^1\times {\mathrm{6361}}^1$

素因数の和:10287

約数の個数: 16

約数和(自身を含む): 30315133584

約数和(自身を除く): 10158155066

約数列:

[1, 2, 457, 914, 3467, 6361, 6934, 12722, 1584419, 2906977, 3168838, 5813954, 22053587, 44107174, 10078489259, 20156978518]

約数ペア:

[(1, 20156978518), (2, 10078489259), (457, 44107174), (914, 22053587), (3467, 5813954), (6361, 3168838), (6934, 2906977), (12722, 1584419)]