2018754495

素因数分解:

$3^4\times 5^1\times {\mathrm{4984579}}^1$

素因数の和:4984596

約数の個数: 20

約数和(自身を含む): 3618805080

約数和(自身を除く): 1600050585

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 4984579, 14953737, 24922895, 44861211, 74768685, 134583633, 224306055, 403750899, 672918165, 2018754495]

約数ペア:

[(1, 2018754495), (3, 672918165), (5, 403750899), (9, 224306055), (15, 134583633), (27, 74768685), (45, 44861211), (81, 24922895), (135, 14953737), (405, 4984579)]