1834851609

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{207821}}^1$

素因数の和:207942

約数の個数: 20

約数和(自身を含む): 2766110820

約数和(自身を除く): 931259211

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 207821, 623463, 1870389, 5611167, 16833501, 22652489, 67957467, 203872401, 611617203, 1834851609]

約数ペア:

[(1, 1834851609), (3, 611617203), (9, 203872401), (27, 67957467), (81, 22652489), (109, 16833501), (327, 5611167), (981, 1870389), (2943, 623463), (8829, 207821)]