19269460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137639}}^1$

素因数の和:137655

約数の個数: 24

約数和(自身を含む): 46247040

約数和(自身を除く): 26977580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 137639, 275278, 550556, 688195, 963473, 1376390, 1926946, 2752780, 3853892, 4817365, 9634730, 19269460]

約数ペア:

[(1, 19269460), (2, 9634730), (4, 4817365), (5, 3853892), (7, 2752780), (10, 1926946), (14, 1376390), (20, 963473), (28, 688195), (35, 550556), (70, 275278), (140, 137639)]