20182905

素因数分解:

$3^3\times 5^1\times {\mathrm{149503}}^1$

素因数の和:149517

約数の個数: 16

約数和(自身を含む): 35880960

約数和(自身を除く): 15698055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149503, 448509, 747515, 1345527, 2242545, 4036581, 6727635, 20182905]

約数ペア:

[(1, 20182905), (3, 6727635), (5, 4036581), (9, 2242545), (15, 1345527), (27, 747515), (45, 448509), (135, 149503)]