20356450

素因数分解:

$2^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{1063}}^1$

素因数の和:1458

約数の個数: 24

約数和(自身を含む): 37997568

約数和(自身を除く): 17641118

約数列:

[1, 2, 5, 10, 25, 50, 383, 766, 1063, 1915, 2126, 3830, 5315, 9575, 10630, 19150, 26575, 53150, 407129, 814258, 2035645, 4071290, 10178225, 20356450]

約数ペア:

[(1, 20356450), (2, 10178225), (5, 4071290), (10, 2035645), (25, 814258), (50, 407129), (383, 53150), (766, 26575), (1063, 19150), (1915, 10630), (2126, 9575), (3830, 5315)]