16890392

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{111121}}^1$

素因数の和:111146

約数の個数: 16

約数和(自身を含む): 33336600

約数和(自身を除く): 16446208

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 111121, 222242, 444484, 888968, 2111299, 4222598, 8445196, 16890392]

約数ペア:

[(1, 16890392), (2, 8445196), (4, 4222598), (8, 2111299), (19, 888968), (38, 444484), (76, 222242), (152, 111121)]