18062757

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{1289}}^1$

素因数の和:1474

約数の個数: 20

約数和(自身を含む): 27159660

約数和(自身を除く): 9096903

約数列:

[1, 3, 9, 27, 81, 173, 519, 1289, 1557, 3867, 4671, 11601, 14013, 34803, 104409, 222997, 668991, 2006973, 6020919, 18062757]

約数ペア:

[(1, 18062757), (3, 6020919), (9, 2006973), (27, 668991), (81, 222997), (173, 104409), (519, 34803), (1289, 14013), (1557, 11601), (3867, 4671)]