20178671574

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:638

約数の個数: 128

約数和(自身を含む): 44509248000

約数和(自身を除く): 24330576426

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 97, 111, 114, 149, 194, 222, 291, 298, 331, 447, 582, 662, 703, 894, 993, 1406, 1843, 1986, 2109, 2831, 3589, 3686, 4218, 5513, 5529, 5662, 6289, 7178, 8493, 10767, 11026, 11058, 12247, 12578, 14453, 16539, 16986, 18867, 21534, 24494, 28906, 32107, 33078, 36741, 37734, 43359, 49319, 64214, 68191, 73482, 86718, 96321, 98638, 104747, 136382, 147957, 192642, 204573, 209494, 232693, 274607, 295914, 314241, 409146, 465386, 534761, 549214, 610033, 628482, 698079, 823821, 937061, 1069522, 1187959, 1220066, 1396158, 1604283, 1647642, 1824803, 1830099, 1874122, 2375918, 2811183, 3208566, 3563877, 3649606, 3660198, 4783943, 5474409, 5622366, 7127754, 9567886, 10160459, 10948818, 14351829, 20320918, 22571221, 28703658, 30481377, 34671257, 45142442, 60962754, 67713663, 69342514, 90894917, 104013771, 135427326, 177005891, 181789834, 208027542, 272684751, 354011782, 531017673, 545369502, 1062035346, 3363111929, 6726223858, 10089335787, 20178671574]

約数ペア:

[(1, 20178671574), (2, 10089335787), (3, 6726223858), (6, 3363111929), (19, 1062035346), (37, 545369502), (38, 531017673), (57, 354011782), (74, 272684751), (97, 208027542), (111, 181789834), (114, 177005891), (149, 135427326), (194, 104013771), (222, 90894917), (291, 69342514), (298, 67713663), (331, 60962754), (447, 45142442), (582, 34671257), (662, 30481377), (703, 28703658), (894, 22571221), (993, 20320918), (1406, 14351829), (1843, 10948818), (1986, 10160459), (2109, 9567886), (2831, 7127754), (3589, 5622366), (3686, 5474409), (4218, 4783943), (5513, 3660198), (5529, 3649606), (5662, 3563877), (6289, 3208566), (7178, 2811183), (8493, 2375918), (10767, 1874122), (11026, 1830099), (11058, 1824803), (12247, 1647642), (12578, 1604283), (14453, 1396158), (16539, 1220066), (16986, 1187959), (18867, 1069522), (21534, 937061), (24494, 823821), (28906, 698079), (32107, 628482), (33078, 610033), (36741, 549214), (37734, 534761), (43359, 465386), (49319, 409146), (64214, 314241), (68191, 295914), (73482, 274607), (86718, 232693), (96321, 209494), (98638, 204573), (104747, 192642), (136382, 147957)]