19387804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2539}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 35844480

約数和(自身を除く): 16456676

約数列:

[1, 2, 4, 23, 46, 83, 92, 166, 332, 1909, 2539, 3818, 5078, 7636, 10156, 58397, 116794, 210737, 233588, 421474, 842948, 4846951, 9693902, 19387804]

約数ペア:

[(1, 19387804), (2, 9693902), (4, 4846951), (23, 842948), (46, 421474), (83, 233588), (92, 210737), (166, 116794), (332, 58397), (1909, 10156), (2539, 7636), (3818, 5078)]