20553850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24181}}^1$

素因数の和:24210

約数の個数: 24

約数和(自身を含む): 40480668

約数和(自身を除く): 19926818

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 24181, 48362, 120905, 241810, 411077, 604525, 822154, 1209050, 2055385, 4110770, 10276925, 20553850]

約数ペア:

[(1, 20553850), (2, 10276925), (5, 4110770), (10, 2055385), (17, 1209050), (25, 822154), (34, 604525), (50, 411077), (85, 241810), (170, 120905), (425, 48362), (850, 24181)]