18753988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{22433}}^1$

素因数の和:22467

約数の個数: 24

約数和(自身を含む): 37689120

約数和(自身を除く): 18935132

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 22433, 44866, 89732, 246763, 426227, 493526, 852454, 987052, 1704908, 4688497, 9376994, 18753988]

約数ペア:

[(1, 18753988), (2, 9376994), (4, 4688497), (11, 1704908), (19, 987052), (22, 852454), (38, 493526), (44, 426227), (76, 246763), (209, 89732), (418, 44866), (836, 22433)]