18417753

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{3943}}^1$

素因数の和:4125

約数の個数: 16

約数和(自身を含む): 27450240

約数和(自身を除く): 9032487

約数列:

[1, 3, 9, 27, 173, 519, 1557, 3943, 4671, 11829, 35487, 106461, 682139, 2046417, 6139251, 18417753]

約数ペア:

[(1, 18417753), (3, 6139251), (9, 2046417), (27, 682139), (173, 106461), (519, 35487), (1557, 11829), (3943, 4671)]