19151379

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{857}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 29981952

約数和(自身を除く): 10830573

約数列:

[1, 3, 9, 13, 39, 117, 191, 573, 857, 1719, 2483, 2571, 7449, 7713, 11141, 22347, 33423, 100269, 163687, 491061, 1473183, 2127931, 6383793, 19151379]

約数ペア:

[(1, 19151379), (3, 6383793), (9, 2127931), (13, 1473183), (39, 491061), (117, 163687), (191, 100269), (573, 33423), (857, 22347), (1719, 11141), (2483, 7713), (2571, 7449)]