39813676

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2861}}^1$

素因数の和:2950

約数の個数: 36

約数和(自身を含む): 82219536

約数和(自身を除く): 42405860

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 2861, 3479, 5722, 6958, 11444, 13916, 20027, 40054, 80108, 140189, 203131, 280378, 406262, 560756, 812524, 1421917, 2843834, 5687668, 9953419, 19906838, 39813676]

約数ペア:

[(1, 39813676), (2, 19906838), (4, 9953419), (7, 5687668), (14, 2843834), (28, 1421917), (49, 812524), (71, 560756), (98, 406262), (142, 280378), (196, 203131), (284, 140189), (497, 80108), (994, 40054), (1988, 20027), (2861, 13916), (3479, 11444), (5722, 6958)]