19903216256

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2019401}}^1$

素因数の和:2019433

約数の個数: 64

約数和(自身を含む): 49434960960

約数和(自身を除く): 29531744704

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 2019401, 4038802, 8077604, 14135807, 16155208, 22213411, 28271614, 32310416, 44426822, 56543228, 64620832, 88853644, 113086456, 129241664, 155493877, 177707288, 226172912, 258483328, 310987754, 355414576, 452345824, 621975508, 710829152, 904691648, 1243951016, 1421658304, 1809383296, 2487902032, 2843316608, 4975804064, 9951608128, 19903216256]

約数ペア:

[(1, 19903216256), (2, 9951608128), (4, 4975804064), (7, 2843316608), (8, 2487902032), (11, 1809383296), (14, 1421658304), (16, 1243951016), (22, 904691648), (28, 710829152), (32, 621975508), (44, 452345824), (56, 355414576), (64, 310987754), (77, 258483328), (88, 226172912), (112, 177707288), (128, 155493877), (154, 129241664), (176, 113086456), (224, 88853644), (308, 64620832), (352, 56543228), (448, 44426822), (616, 32310416), (704, 28271614), (896, 22213411), (1232, 16155208), (1408, 14135807), (2464, 8077604), (4928, 4038802), (9856, 2019401)]