19158321

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70177}}^1$

素因数の和:70200

約数の個数: 16

約数和(自身を含む): 31439744

約数和(自身を除く): 12281423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 70177, 210531, 491239, 912301, 1473717, 2736903, 6386107, 19158321]

約数ペア:

[(1, 19158321), (3, 6386107), (7, 2736903), (13, 1473717), (21, 912301), (39, 491239), (91, 210531), (273, 70177)]