19382858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{12409}}^1$

素因数の和:12493

約数の個数: 16

約数和(自身を含む): 32166720

約数和(自身を除く): 12783862

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 12409, 24818, 136499, 272998, 881039, 1762078, 9691429, 19382858]

約数ペア:

[(1, 19382858), (2, 9691429), (11, 1762078), (22, 881039), (71, 272998), (142, 136499), (781, 24818), (1562, 12409)]