18069909

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 28742784

約数和(自身を除く): 10672875

約数列:

[1, 3, 11, 13, 33, 39, 73, 143, 219, 429, 577, 803, 949, 1731, 2409, 2847, 6347, 7501, 10439, 19041, 22503, 31317, 42121, 82511, 126363, 247533, 463331, 547573, 1389993, 1642719, 6023303, 18069909]

約数ペア:

[(1, 18069909), (3, 6023303), (11, 1642719), (13, 1389993), (33, 547573), (39, 463331), (73, 247533), (143, 126363), (219, 82511), (429, 42121), (577, 31317), (803, 22503), (949, 19041), (1731, 10439), (2409, 7501), (2847, 6347)]