18370209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{42821}}^1$

素因数の和:42848

約数の個数: 16

約数和(自身を含む): 28776384

約数和(自身を除く): 10406175

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 42821, 128463, 471031, 556673, 1413093, 1670019, 6123403, 18370209]

約数ペア:

[(1, 18370209), (3, 6123403), (11, 1670019), (13, 1413093), (33, 556673), (39, 471031), (143, 128463), (429, 42821)]