20343530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19751}}^1$

素因数の和:19861

約数の個数: 16

約数和(自身を含む): 36975744

約数和(自身を除く): 16632214

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19751, 39502, 98755, 197510, 2034353, 4068706, 10171765, 20343530]

約数ペア:

[(1, 20343530), (2, 10171765), (5, 4068706), (10, 2034353), (103, 197510), (206, 98755), (515, 39502), (1030, 19751)]