20680588

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11831}}^1$

素因数の和:11877

約数の個数: 24

約数和(自身を含む): 39755520

約数和(自身を除く): 19074932

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11831, 23662, 47324, 224789, 272113, 449578, 544226, 899156, 1088452, 5170147, 10340294, 20680588]

約数ペア:

[(1, 20680588), (2, 10340294), (4, 5170147), (19, 1088452), (23, 899156), (38, 544226), (46, 449578), (76, 272113), (92, 224789), (437, 47324), (874, 23662), (1748, 11831)]