20509590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683653}}^1$

素因数の和:683663

約数の個数: 16

約数和(自身を含む): 49223088

約数和(自身を除く): 28713498

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683653, 1367306, 2050959, 3418265, 4101918, 6836530, 10254795, 20509590]

約数ペア:

[(1, 20509590), (2, 10254795), (3, 6836530), (5, 4101918), (6, 3418265), (10, 2050959), (15, 1367306), (30, 683653)]