20422672

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{19051}}^1$

素因数の和:19126

約数の個数: 20

約数和(自身を含む): 40161616

約数和(自身を除く): 19738944

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 19051, 38102, 76204, 152408, 304816, 1276417, 2552834, 5105668, 10211336, 20422672]

約数ペア:

[(1, 20422672), (2, 10211336), (4, 5105668), (8, 2552834), (16, 1276417), (67, 304816), (134, 152408), (268, 76204), (536, 38102), (1072, 19051)]