20104268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7211}}^1$

素因数の和:7273

約数の個数: 24

約数和(自身を含む): 38165904

約数和(自身を除く): 18061636

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7211, 14422, 28844, 122587, 245174, 295651, 490348, 591302, 1182604, 5026067, 10052134, 20104268]

約数ペア:

[(1, 20104268), (2, 10052134), (4, 5026067), (17, 1182604), (34, 591302), (41, 490348), (68, 295651), (82, 245174), (164, 122587), (697, 28844), (1394, 14422), (2788, 7211)]