20747150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{18041}}^1$

素因数の和:18076

約数の個数: 24

約数和(自身を含む): 40269744

約数和(自身を除く): 19522594

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 18041, 36082, 90205, 180410, 414943, 451025, 829886, 902050, 2074715, 4149430, 10373575, 20747150]

約数ペア:

[(1, 20747150), (2, 10373575), (5, 4149430), (10, 2074715), (23, 902050), (25, 829886), (46, 451025), (50, 414943), (115, 180410), (230, 90205), (575, 36082), (1150, 18041)]