18298987

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{419}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 22256640

約数和(自身を除く): 3957653

約数列:

[1, 7, 17, 119, 367, 419, 2569, 2933, 6239, 7123, 43673, 49861, 153773, 1076411, 2614141, 18298987]

約数ペア:

[(1, 18298987), (7, 2614141), (17, 1076411), (119, 153773), (367, 49861), (419, 43673), (2569, 7123), (2933, 6239)]