18338991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{19163}}^1$

素因数の和:19206

約数の個数: 16

約数和(自身を含む): 27596160

約数和(自身を除く): 9257169

約数列:

[1, 3, 11, 29, 33, 87, 319, 957, 19163, 57489, 210793, 555727, 632379, 1667181, 6112997, 18338991]

約数ペア:

[(1, 18338991), (3, 6112997), (11, 1667181), (29, 632379), (33, 555727), (87, 210793), (319, 57489), (957, 19163)]