20381514

素因数分解:

$2^1\times 3^1\times {\mathrm{353}}^1\times {\mathrm{9623}}^1$

素因数の和:9981

約数の個数: 16

約数和(自身を含む): 40882752

約数和(自身を除く): 20501238

約数列:

[1, 2, 3, 6, 353, 706, 1059, 2118, 9623, 19246, 28869, 57738, 3396919, 6793838, 10190757, 20381514]

約数ペア:

[(1, 20381514), (2, 10190757), (3, 6793838), (6, 3396919), (353, 57738), (706, 28869), (1059, 19246), (2118, 9623)]