19924454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{2063}}^1$

素因数の和:2515

約数の個数: 16

約数和(自身を含む): 32693760

約数和(自身を除く): 12769306

約数列:

[1, 2, 11, 22, 439, 878, 2063, 4126, 4829, 9658, 22693, 45386, 905657, 1811314, 9962227, 19924454]

約数ペア:

[(1, 19924454), (2, 9962227), (11, 1811314), (22, 905657), (439, 45386), (878, 22693), (2063, 9658), (4126, 4829)]