19645756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{809}}^1$

素因数の和:1293

約数の個数: 24

約数和(自身を含む): 37149840

約数和(自身を除く): 17504084

約数列:

[1, 2, 4, 13, 26, 52, 467, 809, 934, 1618, 1868, 3236, 6071, 10517, 12142, 21034, 24284, 42068, 377803, 755606, 1511212, 4911439, 9822878, 19645756]

約数ペア:

[(1, 19645756), (2, 9822878), (4, 4911439), (13, 1511212), (26, 755606), (52, 377803), (467, 42068), (809, 24284), (934, 21034), (1618, 12142), (1868, 10517), (3236, 6071)]