19918327

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7331}}^1$

素因数の和:7374

約数の個数: 16

約数和(自身を含む): 24635520

約数和(自身を除く): 4717193

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 7331, 80641, 95303, 139289, 1048333, 1532179, 1810757, 19918327]

約数ペア:

[(1, 19918327), (11, 1810757), (13, 1532179), (19, 1048333), (143, 139289), (209, 95303), (247, 80641), (2717, 7331)]