20357252

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1$

素因数の和:827

約数の個数: 24

約数和(自身を含む): 36797376

約数和(自身を除く): 16440124

約数列:

[1, 2, 4, 37, 74, 148, 263, 523, 526, 1046, 1052, 2092, 9731, 19351, 19462, 38702, 38924, 77404, 137549, 275098, 550196, 5089313, 10178626, 20357252]

約数ペア:

[(1, 20357252), (2, 10178626), (4, 5089313), (37, 550196), (74, 275098), (148, 137549), (263, 77404), (523, 38924), (526, 38702), (1046, 19462), (1052, 19351), (2092, 9731)]