19923761

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7333}}^1$

素因数の和:7376

約数の個数: 16

約数和(自身を含む): 24642240

約数和(自身を除く): 4718479

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 7333, 80663, 95329, 139327, 1048619, 1532597, 1811251, 19923761]

約数ペア:

[(1, 19923761), (11, 1811251), (13, 1532597), (19, 1048619), (143, 139327), (209, 95329), (247, 80663), (2717, 7333)]