20199446390

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{370021}}^1$

素因数の和:370184

約数の個数: 32

約数和(自身を含む): 37404783936

約数和(自身を除く): 17205337546

約数列:

[1, 2, 5, 10, 53, 103, 106, 206, 265, 515, 530, 1030, 5459, 10918, 27295, 54590, 370021, 740042, 1850105, 3700210, 19611113, 38112163, 39222226, 76224326, 98055565, 190560815, 196111130, 381121630, 2019944639, 4039889278, 10099723195, 20199446390]

約数ペア:

[(1, 20199446390), (2, 10099723195), (5, 4039889278), (10, 2019944639), (53, 381121630), (103, 196111130), (106, 190560815), (206, 98055565), (265, 76224326), (515, 39222226), (530, 38112163), (1030, 19611113), (5459, 3700210), (10918, 1850105), (27295, 740042), (54590, 370021)]