17928890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6247}}^1$

素因数の和:6302

約数の個数: 32

約数和(自身を含む): 37787904

約数和(自身を除く): 19859014

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 6247, 12494, 31235, 43729, 62470, 87458, 218645, 256127, 437290, 512254, 1280635, 1792889, 2561270, 3585778, 8964445, 17928890]

約数ペア:

[(1, 17928890), (2, 8964445), (5, 3585778), (7, 2561270), (10, 1792889), (14, 1280635), (35, 512254), (41, 437290), (70, 256127), (82, 218645), (205, 87458), (287, 62470), (410, 43729), (574, 31235), (1435, 12494), (2870, 6247)]