15678864208

素因数分解:

$2^4\times 7^1\times {\mathrm{139989859}}^1$

素因数の和:139989874

約数の個数: 20

約数和(自身を含む): 34717485280

約数和(自身を除く): 19038621072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139989859, 279979718, 559959436, 979929013, 1119918872, 1959858026, 2239837744, 3919716052, 7839432104, 15678864208]

約数ペア:

[(1, 15678864208), (2, 7839432104), (4, 3919716052), (7, 2239837744), (8, 1959858026), (14, 1119918872), (16, 979929013), (28, 559959436), (56, 279979718), (112, 139989859)]