18646017

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{4231}}^1$

素因数の和:4360

約数の個数: 16

約数和(自身を含む): 27017088

約数和(自身を除く): 8371071

約数列:

[1, 3, 13, 39, 113, 339, 1469, 4231, 4407, 12693, 55003, 165009, 478103, 1434309, 6215339, 18646017]

約数ペア:

[(1, 18646017), (3, 6215339), (13, 1434309), (39, 478103), (113, 165009), (339, 55003), (1469, 12693), (4231, 4407)]