20029124493

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{3301}}^1$

素因数の和:3507

約数の個数: 96

約数和(自身を含む): 36016631040

約数和(自身を除く): 15987506547

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 137, 171, 259, 333, 399, 411, 703, 777, 959, 1197, 1233, 2109, 2331, 2603, 2877, 3301, 4921, 5069, 6327, 7809, 8631, 9903, 14763, 15207, 18221, 23107, 23427, 29709, 35483, 44289, 45621, 54663, 62719, 69321, 96311, 106449, 122137, 163989, 188157, 207963, 288933, 319347, 366411, 439033, 452237, 564471, 674177, 854959, 866799, 1099233, 1317099, 1356711, 2022531, 2320603, 2564877, 3165659, 3951297, 4070133, 6067593, 6961809, 7694631, 8592503, 9496977, 16244221, 16732769, 20885427, 25777509, 28490931, 48732663, 50198307, 60147521, 77332527, 117129383, 146197989, 150594921, 180442563, 317922611, 351388149, 541327689, 953767833, 1054164447, 2225458277, 2861303499, 6676374831, 20029124493]

約数ペア:

[(1, 20029124493), (3, 6676374831), (7, 2861303499), (9, 2225458277), (19, 1054164447), (21, 953767833), (37, 541327689), (57, 351388149), (63, 317922611), (111, 180442563), (133, 150594921), (137, 146197989), (171, 117129383), (259, 77332527), (333, 60147521), (399, 50198307), (411, 48732663), (703, 28490931), (777, 25777509), (959, 20885427), (1197, 16732769), (1233, 16244221), (2109, 9496977), (2331, 8592503), (2603, 7694631), (2877, 6961809), (3301, 6067593), (4921, 4070133), (5069, 3951297), (6327, 3165659), (7809, 2564877), (8631, 2320603), (9903, 2022531), (14763, 1356711), (15207, 1317099), (18221, 1099233), (23107, 866799), (23427, 854959), (29709, 674177), (35483, 564471), (44289, 452237), (45621, 439033), (54663, 366411), (62719, 319347), (69321, 288933), (96311, 207963), (106449, 188157), (122137, 163989)]