19221787

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1319}}^1$

素因数の和:1410

約数の個数: 16

約数和(自身を含む): 22176000

約数和(自身を除く): 2954213

約数列:

[1, 13, 19, 59, 247, 767, 1121, 1319, 14573, 17147, 25061, 77821, 325793, 1011673, 1478599, 19221787]

約数ペア:

[(1, 19221787), (13, 1478599), (19, 1011673), (59, 325793), (247, 77821), (767, 25061), (1121, 17147), (1319, 14573)]