20471350

素因数分解:

$2^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{1069}}^1$

素因数の和:1464

約数の個数: 24

約数和(自身を含む): 38211840

約数和(自身を除く): 17740490

約数列:

[1, 2, 5, 10, 25, 50, 383, 766, 1069, 1915, 2138, 3830, 5345, 9575, 10690, 19150, 26725, 53450, 409427, 818854, 2047135, 4094270, 10235675, 20471350]

約数ペア:

[(1, 20471350), (2, 10235675), (5, 4094270), (10, 2047135), (25, 818854), (50, 409427), (383, 53450), (766, 26725), (1069, 19150), (1915, 10690), (2138, 9575), (3830, 5345)]