20386196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{733}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 37918440

約数和(自身を除く): 17532244

約数列:

[1, 2, 4, 17, 34, 68, 409, 733, 818, 1466, 1636, 2932, 6953, 12461, 13906, 24922, 27812, 49844, 299797, 599594, 1199188, 5096549, 10193098, 20386196]

約数ペア:

[(1, 20386196), (2, 10193098), (4, 5096549), (17, 1199188), (34, 599594), (68, 299797), (409, 49844), (733, 27812), (818, 24922), (1466, 13906), (1636, 12461), (2932, 6953)]