20161900832

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{106591}}^1$

素因数の和:106881

約数の個数: 48

約数和(自身を含む): 41581112832

約数和(自身を除く): 21419212000

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 257, 368, 514, 736, 1028, 2056, 4112, 5911, 8224, 11822, 23644, 47288, 94576, 106591, 189152, 213182, 426364, 852728, 1705456, 2451593, 3410912, 4903186, 9806372, 19612744, 27393887, 39225488, 54787774, 78450976, 109575548, 219151096, 438302192, 630059401, 876604384, 1260118802, 2520237604, 5040475208, 10080950416, 20161900832]

約数ペア:

[(1, 20161900832), (2, 10080950416), (4, 5040475208), (8, 2520237604), (16, 1260118802), (23, 876604384), (32, 630059401), (46, 438302192), (92, 219151096), (184, 109575548), (257, 78450976), (368, 54787774), (514, 39225488), (736, 27393887), (1028, 19612744), (2056, 9806372), (4112, 4903186), (5911, 3410912), (8224, 2451593), (11822, 1705456), (23644, 852728), (47288, 426364), (94576, 213182), (106591, 189152)]