20400918

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{200009}}^1$

素因数の和:200031

約数の個数: 16

約数和(自身を含む): 43202160

約数和(自身を除く): 22801242

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 200009, 400018, 600027, 1200054, 3400153, 6800306, 10200459, 20400918]

約数ペア:

[(1, 20400918), (2, 10200459), (3, 6800306), (6, 3400153), (17, 1200054), (34, 600027), (51, 400018), (102, 200009)]