165718988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{4967}}^1$

素因数の和:5429

約数の個数: 24

約数和(自身を含む): 306028800

約数和(自身を除く): 140309812

約数列:

[1, 2, 4, 19, 38, 76, 439, 878, 1756, 4967, 8341, 9934, 16682, 19868, 33364, 94373, 188746, 377492, 2180513, 4361026, 8722052, 41429747, 82859494, 165718988]

約数ペア:

[(1, 165718988), (2, 82859494), (4, 41429747), (19, 8722052), (38, 4361026), (76, 2180513), (439, 377492), (878, 188746), (1756, 94373), (4967, 33364), (8341, 19868), (9934, 16682)]