17967902994

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:1160

約数の個数: 96

約数和(自身を含む): 40632523776

約数和(自身を除く): 22664620782

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 157, 186, 279, 314, 317, 471, 558, 634, 647, 942, 951, 1294, 1413, 1902, 1941, 2826, 2853, 3882, 4867, 5706, 5823, 9734, 9827, 11646, 14601, 19654, 20057, 29202, 29481, 40114, 43803, 49769, 58962, 60171, 87606, 88443, 99538, 101579, 120342, 149307, 176886, 180513, 203158, 205099, 298614, 304737, 361026, 410198, 447921, 609474, 615297, 895842, 914211, 1230594, 1542839, 1828422, 1845891, 3085678, 3148949, 3691782, 4628517, 6297898, 6358069, 9257034, 9446847, 12716138, 13885551, 18893694, 19074207, 27771102, 28340541, 32200543, 38148414, 56681082, 57222621, 64401086, 96601629, 114445242, 193203258, 289804887, 579609774, 998216833, 1996433666, 2994650499, 5989300998, 8983951497, 17967902994]

約数ペア:

[(1, 17967902994), (2, 8983951497), (3, 5989300998), (6, 2994650499), (9, 1996433666), (18, 998216833), (31, 579609774), (62, 289804887), (93, 193203258), (157, 114445242), (186, 96601629), (279, 64401086), (314, 57222621), (317, 56681082), (471, 38148414), (558, 32200543), (634, 28340541), (647, 27771102), (942, 19074207), (951, 18893694), (1294, 13885551), (1413, 12716138), (1902, 9446847), (1941, 9257034), (2826, 6358069), (2853, 6297898), (3882, 4628517), (4867, 3691782), (5706, 3148949), (5823, 3085678), (9734, 1845891), (9827, 1828422), (11646, 1542839), (14601, 1230594), (19654, 914211), (20057, 895842), (29202, 615297), (29481, 609474), (40114, 447921), (43803, 410198), (49769, 361026), (58962, 304737), (60171, 298614), (87606, 205099), (88443, 203158), (99538, 180513), (101579, 176886), (120342, 149307)]