12939776

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:344

約数の個数: 40

約数和(自身を含む): 26188800

約数和(自身を除く): 13249024

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 199, 254, 256, 398, 508, 512, 796, 1016, 1592, 2032, 3184, 4064, 6368, 8128, 12736, 16256, 25273, 25472, 32512, 50546, 50944, 65024, 101092, 101888, 202184, 404368, 808736, 1617472, 3234944, 6469888, 12939776]

約数ペア:

[(1, 12939776), (2, 6469888), (4, 3234944), (8, 1617472), (16, 808736), (32, 404368), (64, 202184), (127, 101888), (128, 101092), (199, 65024), (254, 50944), (256, 50546), (398, 32512), (508, 25472), (512, 25273), (796, 16256), (1016, 12736), (1592, 8128), (2032, 6368), (3184, 4064)]