18774045

素因数分解:

$3^3\times 5^1\times {\mathrm{139067}}^1$

素因数の和:139081

約数の個数: 16

約数和(自身を含む): 33376320

約数和(自身を除く): 14602275

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139067, 417201, 695335, 1251603, 2086005, 3754809, 6258015, 18774045]

約数ペア:

[(1, 18774045), (3, 6258015), (5, 3754809), (9, 2086005), (15, 1251603), (27, 695335), (45, 417201), (135, 139067)]