20219271424

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{247591}}^1$

素因数の和:247647

約数の個数: 72

約数和(自身を含む): 45547024320

約数和(自身を除く): 25327752896

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 32, 44, 58, 64, 88, 116, 128, 176, 232, 256, 319, 352, 464, 638, 704, 928, 1276, 1408, 1856, 2552, 2816, 3712, 5104, 7424, 10208, 20416, 40832, 81664, 247591, 495182, 990364, 1980728, 2723501, 3961456, 5447002, 7180139, 7922912, 10894004, 14360278, 15845824, 21788008, 28720556, 31691648, 43576016, 57441112, 63383296, 78981529, 87152032, 114882224, 157963058, 174304064, 229764448, 315926116, 348608128, 459528896, 631852232, 697216256, 919057792, 1263704464, 1838115584, 2527408928, 5054817856, 10109635712, 20219271424]

約数ペア:

[(1, 20219271424), (2, 10109635712), (4, 5054817856), (8, 2527408928), (11, 1838115584), (16, 1263704464), (22, 919057792), (29, 697216256), (32, 631852232), (44, 459528896), (58, 348608128), (64, 315926116), (88, 229764448), (116, 174304064), (128, 157963058), (176, 114882224), (232, 87152032), (256, 78981529), (319, 63383296), (352, 57441112), (464, 43576016), (638, 31691648), (704, 28720556), (928, 21788008), (1276, 15845824), (1408, 14360278), (1856, 10894004), (2552, 7922912), (2816, 7180139), (3712, 5447002), (5104, 3961456), (7424, 2723501), (10208, 1980728), (20416, 990364), (40832, 495182), (81664, 247591)]