18211607

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 20570112

約数和(自身を除く): 2358505

約数列:

[1, 17, 23, 47, 391, 799, 991, 1081, 16847, 18377, 22793, 46577, 387481, 791809, 1071271, 18211607]

約数ペア:

[(1, 18211607), (17, 1071271), (23, 791809), (47, 387481), (391, 46577), (799, 22793), (991, 18377), (1081, 16847)]