19415578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{997}}^1$

素因数の和:1126

約数の個数: 32

約数和(自身を含む): 36215424

約数和(自身を除く): 16799846

約数列:

[1, 2, 7, 13, 14, 26, 91, 107, 182, 214, 749, 997, 1391, 1498, 1994, 2782, 6979, 9737, 12961, 13958, 19474, 25922, 90727, 106679, 181454, 213358, 746753, 1386827, 1493506, 2773654, 9707789, 19415578]

約数ペア:

[(1, 19415578), (2, 9707789), (7, 2773654), (13, 1493506), (14, 1386827), (26, 746753), (91, 213358), (107, 181454), (182, 106679), (214, 90727), (749, 25922), (997, 19474), (1391, 13958), (1498, 12961), (1994, 9737), (2782, 6979)]