28378628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2063}}^1$

素因数の和:2267

約数の個数: 24

約数和(自身を含む): 52590720

約数和(自身を除く): 24212092

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 2063, 3439, 4126, 6878, 8252, 13756, 39197, 78394, 156788, 373403, 746806, 1493612, 7094657, 14189314, 28378628]

約数ペア:

[(1, 28378628), (2, 14189314), (4, 7094657), (19, 1493612), (38, 746806), (76, 373403), (181, 156788), (362, 78394), (724, 39197), (2063, 13756), (3439, 8252), (4126, 6878)]