16890968

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{31513}}^1$

素因数の和:31586

約数の個数: 16

約数和(自身を含む): 32144280

約数和(自身を除く): 15253312

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 31513, 63026, 126052, 252104, 2111371, 4222742, 8445484, 16890968]

約数ペア:

[(1, 16890968), (2, 8445484), (4, 4222742), (8, 2111371), (67, 252104), (134, 126052), (268, 63026), (536, 31513)]