20213476

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{297257}}^1$

素因数の和:297278

約数の個数: 12

約数和(自身を含む): 37454508

約数和(自身を除く): 17241032

約数列:

[1, 2, 4, 17, 34, 68, 297257, 594514, 1189028, 5053369, 10106738, 20213476]

約数ペア:

[(1, 20213476), (2, 10106738), (4, 5053369), (17, 1189028), (34, 594514), (68, 297257)]