19661710

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 36936000

約数和(自身を除く): 17274290

約数列:

[1, 2, 5, 10, 29, 58, 145, 151, 290, 302, 449, 755, 898, 1510, 2245, 4379, 4490, 8758, 13021, 21895, 26042, 43790, 65105, 67799, 130210, 135598, 338995, 677990, 1966171, 3932342, 9830855, 19661710]

約数ペア:

[(1, 19661710), (2, 9830855), (5, 3932342), (10, 1966171), (29, 677990), (58, 338995), (145, 135598), (151, 130210), (290, 67799), (302, 65105), (449, 43790), (755, 26042), (898, 21895), (1510, 13021), (2245, 8758), (4379, 4490)]