19913179

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1063}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 23595264

約数和(自身を除く): 3682085

約数列:

[1, 11, 13, 131, 143, 1063, 1441, 1703, 11693, 13819, 18733, 139253, 152009, 1531783, 1810289, 19913179]

約数ペア:

[(1, 19913179), (11, 1810289), (13, 1531783), (131, 152009), (143, 139253), (1063, 18733), (1441, 13819), (1703, 11693)]