16368920

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1787}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 37011600

約数和(自身を除く): 20642680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1787, 1832, 2290, 3574, 4580, 7148, 8935, 9160, 14296, 17870, 35740, 71480, 409223, 818446, 1636892, 2046115, 3273784, 4092230, 8184460, 16368920]

約数ペア:

[(1, 16368920), (2, 8184460), (4, 4092230), (5, 3273784), (8, 2046115), (10, 1636892), (20, 818446), (40, 409223), (229, 71480), (458, 35740), (916, 17870), (1145, 14296), (1787, 9160), (1832, 8935), (2290, 7148), (3574, 4580)]