17641372

素因数分解:

$2^2\times 7^2\times {\mathrm{90007}}^1$

素因数の和:90025

約数の個数: 18

約数和(自身を含む): 35913192

約数和(自身を除く): 18271820

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 90007, 180014, 360028, 630049, 1260098, 2520196, 4410343, 8820686, 17641372]

約数ペア:

[(1, 17641372), (2, 8820686), (4, 4410343), (7, 2520196), (14, 1260098), (28, 630049), (49, 360028), (98, 180014), (196, 90007)]