64987676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{65777}}^1$

素因数の和:65813

約数の個数: 24

約数和(自身を含む): 128924880

約数和(自身を除く): 63937204

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 65777, 131554, 263108, 855101, 1249763, 1710202, 2499526, 3420404, 4999052, 16246919, 32493838, 64987676]

約数ペア:

[(1, 64987676), (2, 32493838), (4, 16246919), (13, 4999052), (19, 3420404), (26, 2499526), (38, 1710202), (52, 1249763), (76, 855101), (247, 263108), (494, 131554), (988, 65777)]