19483761

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4507}}^1$

素因数の和:4652

約数の個数: 16

約数和(自身を含む): 28562688

約数和(自身を除く): 9078927

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4507, 13521, 49577, 148731, 590417, 1771251, 6494587, 19483761]

約数ペア:

[(1, 19483761), (3, 6494587), (11, 1771251), (33, 590417), (131, 148731), (393, 49577), (1441, 13521), (4323, 4507)]