20188671

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 7390209

約数列:

[1, 3, 83, 89, 249, 267, 911, 2733, 7387, 22161, 75613, 81079, 226839, 243237, 6729557, 20188671]

約数ペア:

[(1, 20188671), (3, 6729557), (83, 243237), (89, 226839), (249, 81079), (267, 75613), (911, 22161), (2733, 7387)]