28782226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 50944320

約数和(自身を除く): 22162094

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 1406, 1861, 3722, 7733, 15466, 20471, 35359, 40942, 68857, 70718, 137714, 388949, 757427, 777898, 1308283, 1514854, 2616566, 14391113, 28782226]

約数ペア:

[(1, 28782226), (2, 14391113), (11, 2616566), (19, 1514854), (22, 1308283), (37, 777898), (38, 757427), (74, 388949), (209, 137714), (407, 70718), (418, 68857), (703, 40942), (814, 35359), (1406, 20471), (1861, 15466), (3722, 7733)]