20723186

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4507}}^1$

素因数の和:4550

約数の個数: 24

約数和(自身を含む): 35973840

約数和(自身を除く): 15250654

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4507, 4598, 9014, 49577, 85633, 99154, 171266, 545347, 941963, 1090694, 1883926, 10361593, 20723186]

約数ペア:

[(1, 20723186), (2, 10361593), (11, 1883926), (19, 1090694), (22, 941963), (38, 545347), (121, 171266), (209, 99154), (242, 85633), (418, 49577), (2299, 9014), (4507, 4598)]