18321928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{120539}}^1$

素因数の和:120564

約数の個数: 16

約数和(自身を含む): 36162000

約数和(自身を除く): 17840072

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 120539, 241078, 482156, 964312, 2290241, 4580482, 9160964, 18321928]

約数ペア:

[(1, 18321928), (2, 9160964), (4, 4580482), (8, 2290241), (19, 964312), (38, 482156), (76, 241078), (152, 120539)]