209923742

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{112741}}^1$

素因数の和:112776

約数の個数: 24

約数和(自身を含む): 385577640

約数和(自身を除く): 175653898

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 112741, 225482, 789187, 1578374, 2142079, 4284158, 5524309, 11048618, 14994553, 29989106, 104961871, 209923742]

約数ペア:

[(1, 209923742), (2, 104961871), (7, 29989106), (14, 14994553), (19, 11048618), (38, 5524309), (49, 4284158), (98, 2142079), (133, 1578374), (266, 789187), (931, 225482), (1862, 112741)]