19626854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{14243}}^1$

素因数の和:14311

約数の個数: 16

約数和(自身を含む): 32305392

約数和(自身を除く): 12678538

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 14243, 28486, 185159, 370318, 754879, 1509758, 9813427, 19626854]

約数ペア:

[(1, 19626854), (2, 9813427), (13, 1509758), (26, 754879), (53, 370318), (106, 185159), (689, 28486), (1378, 14243)]