20198880608

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{1493}}^1\times {\mathrm{3329}}^1$

素因数の和:4959

約数の個数: 48

約数和(自身を含む): 40118561280

約数和(自身を除く): 19919680672

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 1493, 2032, 2986, 3329, 4064, 5972, 6658, 11944, 13316, 23888, 26632, 47776, 53264, 106528, 189611, 379222, 422783, 758444, 845566, 1516888, 1691132, 3033776, 3382264, 4970197, 6067552, 6764528, 9940394, 13529056, 19880788, 39761576, 79523152, 159046304, 631215019, 1262430038, 2524860076, 5049720152, 10099440304, 20198880608]

約数ペア:

[(1, 20198880608), (2, 10099440304), (4, 5049720152), (8, 2524860076), (16, 1262430038), (32, 631215019), (127, 159046304), (254, 79523152), (508, 39761576), (1016, 19880788), (1493, 13529056), (2032, 9940394), (2986, 6764528), (3329, 6067552), (4064, 4970197), (5972, 3382264), (6658, 3033776), (11944, 1691132), (13316, 1516888), (23888, 845566), (26632, 758444), (47776, 422783), (53264, 379222), (106528, 189611)]