15677771984

素因数分解:

$2^4\times 7^1\times {\mathrm{139980107}}^1$

素因数の和:139980122

約数の個数: 20

約数和(自身を含む): 34715066784

約数和(自身を除く): 19037294800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 139980107, 279960214, 559920428, 979860749, 1119840856, 1959721498, 2239681712, 3919442996, 7838885992, 15677771984]

約数ペア:

[(1, 15677771984), (2, 7838885992), (4, 3919442996), (7, 2239681712), (8, 1959721498), (14, 1119840856), (16, 979860749), (28, 559920428), (56, 279960214), (112, 139980107)]