20471037

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{4327}}^1$

素因数の和:4432

約数の個数: 16

約数和(自身を含む): 29084160

約数和(自身を除く): 8613123

約数列:

[1, 3, 19, 57, 83, 249, 1577, 4327, 4731, 12981, 82213, 246639, 359141, 1077423, 6823679, 20471037]

約数ペア:

[(1, 20471037), (3, 6823679), (19, 1077423), (57, 359141), (83, 246639), (249, 82213), (1577, 12981), (4327, 4731)]