19927335

素因数分解:

$3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9697}}^1$

素因数の和:9842

約数の個数: 16

約数和(自身を含む): 32119776

約数和(自身を除く): 12192441

約数列:

[1, 3, 5, 15, 137, 411, 685, 2055, 9697, 29091, 48485, 145455, 1328489, 3985467, 6642445, 19927335]

約数ペア:

[(1, 19927335), (3, 6642445), (5, 3985467), (15, 1328489), (137, 145455), (411, 48485), (685, 29091), (2055, 9697)]