18726141

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 29917440

約数和(自身を除く): 11191299

約数列:

[1, 3, 7, 21, 29, 87, 97, 203, 291, 317, 609, 679, 951, 2037, 2219, 2813, 6657, 8439, 9193, 19691, 27579, 30749, 59073, 64351, 92247, 193053, 215243, 645729, 891721, 2675163, 6242047, 18726141]

約数ペア:

[(1, 18726141), (3, 6242047), (7, 2675163), (21, 891721), (29, 645729), (87, 215243), (97, 193053), (203, 92247), (291, 64351), (317, 59073), (609, 30749), (679, 27579), (951, 19691), (2037, 9193), (2219, 8439), (2813, 6657)]