18926432

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4483

約数の個数: 48

約数和(自身を含む): 44835840

約数和(自身を除く): 25909408

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4447, 8894, 17788, 31129, 35576, 62258, 71152, 84493, 124516, 142304, 168986, 249032, 337972, 498064, 591451, 675944, 996128, 1182902, 1351888, 2365804, 2703776, 4731608, 9463216, 18926432]

約数ペア:

[(1, 18926432), (2, 9463216), (4, 4731608), (7, 2703776), (8, 2365804), (14, 1351888), (16, 1182902), (19, 996128), (28, 675944), (32, 591451), (38, 498064), (56, 337972), (76, 249032), (112, 168986), (133, 142304), (152, 124516), (224, 84493), (266, 71152), (304, 62258), (532, 35576), (608, 31129), (1064, 17788), (2128, 8894), (4256, 4447)]