28581776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 58776000

約数和(自身を除く): 30194224

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 631, 1192, 1262, 2384, 2524, 2831, 5048, 5662, 10096, 11324, 11989, 22648, 23978, 45296, 47956, 94019, 95912, 188038, 191824, 376076, 752152, 1504304, 1786361, 3572722, 7145444, 14290888, 28581776]

約数ペア:

[(1, 28581776), (2, 14290888), (4, 7145444), (8, 3572722), (16, 1786361), (19, 1504304), (38, 752152), (76, 376076), (149, 191824), (152, 188038), (298, 95912), (304, 94019), (596, 47956), (631, 45296), (1192, 23978), (1262, 22648), (2384, 11989), (2524, 11324), (2831, 10096), (5048, 5662)]