18902727

素因数分解:

$3^5\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 28619136

約数和(自身を除く): 9716409

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 727, 963, 2181, 2889, 6543, 8667, 19629, 26001, 58887, 77789, 176661, 233367, 700101, 2100303, 6300909, 18902727]

約数ペア:

[(1, 18902727), (3, 6300909), (9, 2100303), (27, 700101), (81, 233367), (107, 176661), (243, 77789), (321, 58887), (727, 26001), (963, 19629), (2181, 8667), (2889, 6543)]