16991944

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{8887}}^1$

素因数の和:9132

約数の個数: 16

約数和(自身を含む): 31996800

約数和(自身を除く): 15004856

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 8887, 17774, 35548, 71096, 2123993, 4247986, 8495972, 16991944]

約数ペア:

[(1, 16991944), (2, 8495972), (4, 4247986), (8, 2123993), (239, 71096), (478, 35548), (956, 17774), (1912, 8887)]