20219852

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 37105152

約数和(自身を除く): 16885300

約数列:

[1, 2, 4, 23, 46, 92, 271, 542, 811, 1084, 1622, 3244, 6233, 12466, 18653, 24932, 37306, 74612, 219781, 439562, 879124, 5054963, 10109926, 20219852]

約数ペア:

[(1, 20219852), (2, 10109926), (4, 5054963), (23, 879124), (46, 439562), (92, 219781), (271, 74612), (542, 37306), (811, 24932), (1084, 18653), (1622, 12466), (3244, 6233)]