19468111

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 22395744

約数和(自身を除く): 2927633

約数列:

[1, 13, 17, 137, 221, 643, 1781, 2329, 8359, 10931, 30277, 88091, 142103, 1145183, 1497547, 19468111]

約数ペア:

[(1, 19468111), (13, 1497547), (17, 1145183), (137, 142103), (221, 88091), (643, 30277), (1781, 10931), (2329, 8359)]