2000989858

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1387649}}^1$

素因数の和:1387761

約数の個数: 16

約数和(自身を含む): 3463574400

約数和(自身を除く): 1462584542

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 1387649, 2775298, 9713543, 19427086, 142927847, 285855694, 1000494929, 2000989858]

約数ペア:

[(1, 2000989858), (2, 1000494929), (7, 285855694), (14, 142927847), (103, 19427086), (206, 9713543), (721, 2775298), (1442, 1387649)]