19976061

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{23201}}^1$

素因数の和:23252

約数の個数: 16

約数和(自身を含む): 31183488

約数和(自身を除く): 11207427

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 23201, 69603, 162407, 487221, 951241, 2853723, 6658687, 19976061]

約数ペア:

[(1, 19976061), (3, 6658687), (7, 2853723), (21, 951241), (41, 487221), (123, 162407), (287, 69603), (861, 23201)]