18184460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 43934016

約数和(自身を除く): 25749556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 673, 772, 965, 1346, 1351, 1930, 2692, 2702, 3365, 3860, 4711, 5404, 6730, 6755, 9422, 13460, 13510, 18844, 23555, 27020, 47110, 94220, 129889, 259778, 519556, 649445, 909223, 1298890, 1818446, 2597780, 3636892, 4546115, 9092230, 18184460]

約数ペア:

[(1, 18184460), (2, 9092230), (4, 4546115), (5, 3636892), (7, 2597780), (10, 1818446), (14, 1298890), (20, 909223), (28, 649445), (35, 519556), (70, 259778), (140, 129889), (193, 94220), (386, 47110), (673, 27020), (772, 23555), (965, 18844), (1346, 13510), (1351, 13460), (1930, 9422), (2692, 6755), (2702, 6730), (3365, 5404), (3860, 4711)]