18669170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143609}}^1$

素因数の和:143629

約数の個数: 16

約数和(自身を含む): 36189720

約数和(自身を除く): 17520550

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 143609, 287218, 718045, 1436090, 1866917, 3733834, 9334585, 18669170]

約数ペア:

[(1, 18669170), (2, 9334585), (5, 3733834), (10, 1866917), (13, 1436090), (26, 718045), (65, 287218), (130, 143609)]