18252050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 36459720

約数和(自身を除く): 18207670

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 109, 170, 197, 218, 394, 425, 545, 850, 985, 1090, 1853, 1970, 2725, 3349, 3706, 4925, 5450, 6698, 9265, 9850, 16745, 18530, 21473, 33490, 42946, 46325, 83725, 92650, 107365, 167450, 214730, 365041, 536825, 730082, 1073650, 1825205, 3650410, 9126025, 18252050]

約数ペア:

[(1, 18252050), (2, 9126025), (5, 3650410), (10, 1825205), (17, 1073650), (25, 730082), (34, 536825), (50, 365041), (85, 214730), (109, 167450), (170, 107365), (197, 92650), (218, 83725), (394, 46325), (425, 42946), (545, 33490), (850, 21473), (985, 18530), (1090, 16745), (1853, 9850), (1970, 9265), (2725, 6698), (3349, 5450), (3706, 4925)]