20226448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2803}}^1$

素因数の和:2863

約数の個数: 40

約数和(自身を含む): 43809696

約数和(自身を除く): 23583248

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2803, 3608, 5606, 7216, 11212, 22424, 30833, 44848, 61666, 114923, 123332, 229846, 246664, 459692, 493328, 919384, 1264153, 1838768, 2528306, 5056612, 10113224, 20226448]

約数ペア:

[(1, 20226448), (2, 10113224), (4, 5056612), (8, 2528306), (11, 1838768), (16, 1264153), (22, 919384), (41, 493328), (44, 459692), (82, 246664), (88, 229846), (164, 123332), (176, 114923), (328, 61666), (451, 44848), (656, 30833), (902, 22424), (1804, 11212), (2803, 7216), (3608, 5606)]