64651756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65437}}^1$

素因数の和:65473

約数の個数: 24

約数和(自身を含む): 128258480

約数和(自身を除く): 63606724

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 65437, 130874, 261748, 850681, 1243303, 1701362, 2486606, 3402724, 4973212, 16162939, 32325878, 64651756]

約数ペア:

[(1, 64651756), (2, 32325878), (4, 16162939), (13, 4973212), (19, 3402724), (26, 2486606), (38, 1701362), (52, 1243303), (76, 850681), (247, 261748), (494, 130874), (988, 65437)]