18439196

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{242621}}^1$

素因数の和:242644

約数の個数: 12

約数和(自身を含む): 33967080

約数和(自身を除く): 15527884

約数列:

[1, 2, 4, 19, 38, 76, 242621, 485242, 970484, 4609799, 9219598, 18439196]

約数ペア:

[(1, 18439196), (2, 9219598), (4, 4609799), (19, 970484), (38, 485242), (76, 242621)]