20195477

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:328

約数の個数: 16

約数和(自身を含む): 21676032

約数和(自身を除く): 1480555

約数列:

[1, 31, 47, 83, 167, 1457, 2573, 3901, 5177, 7849, 13861, 120931, 243319, 429691, 651467, 20195477]

約数ペア:

[(1, 20195477), (31, 651467), (47, 429691), (83, 243319), (167, 120931), (1457, 13861), (2573, 7849), (3901, 5177)]