20176209326

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:819

約数の個数: 144

約数和(自身を含む): 40603293360

約数和(自身を除く): 20427084034

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 97, 98, 133, 169, 182, 194, 247, 266, 338, 494, 637, 661, 679, 931, 1183, 1261, 1274, 1322, 1358, 1729, 1843, 1862, 2366, 2522, 3211, 3458, 3686, 4627, 4753, 6422, 8281, 8593, 8827, 9254, 9506, 12103, 12559, 12901, 16393, 16562, 17186, 17654, 22477, 23959, 24206, 25118, 25802, 32389, 32786, 44954, 47918, 60151, 61789, 64117, 64778, 87913, 90307, 111709, 114751, 120302, 123578, 128234, 157339, 163267, 167713, 175826, 180614, 223418, 229502, 311467, 314678, 326534, 335426, 421057, 448819, 615391, 622934, 781963, 803257, 833521, 842114, 897638, 1142869, 1173991, 1218223, 1230782, 1563926, 1606514, 1667042, 2122471, 2180269, 2285738, 2347982, 2436446, 3141733, 4244942, 4360538, 5473741, 5834647, 6283466, 8000083, 8527561, 10835773, 10947482, 11669294, 14857297, 15261883, 15836899, 16000166, 17055122, 21671546, 29714594, 30523766, 31673798, 40842529, 59692927, 75850411, 81685058, 104001079, 110858293, 119385854, 151700822, 205879687, 208002158, 221716586, 411759374, 530952877, 776008051, 1061905754, 1441157809, 1552016102, 2882315618, 10088104663, 20176209326]

約数ペア:

[(1, 20176209326), (2, 10088104663), (7, 2882315618), (13, 1552016102), (14, 1441157809), (19, 1061905754), (26, 776008051), (38, 530952877), (49, 411759374), (91, 221716586), (97, 208002158), (98, 205879687), (133, 151700822), (169, 119385854), (182, 110858293), (194, 104001079), (247, 81685058), (266, 75850411), (338, 59692927), (494, 40842529), (637, 31673798), (661, 30523766), (679, 29714594), (931, 21671546), (1183, 17055122), (1261, 16000166), (1274, 15836899), (1322, 15261883), (1358, 14857297), (1729, 11669294), (1843, 10947482), (1862, 10835773), (2366, 8527561), (2522, 8000083), (3211, 6283466), (3458, 5834647), (3686, 5473741), (4627, 4360538), (4753, 4244942), (6422, 3141733), (8281, 2436446), (8593, 2347982), (8827, 2285738), (9254, 2180269), (9506, 2122471), (12103, 1667042), (12559, 1606514), (12901, 1563926), (16393, 1230782), (16562, 1218223), (17186, 1173991), (17654, 1142869), (22477, 897638), (23959, 842114), (24206, 833521), (25118, 803257), (25802, 781963), (32389, 622934), (32786, 615391), (44954, 448819), (47918, 421057), (60151, 335426), (61789, 326534), (64117, 314678), (64778, 311467), (87913, 229502), (90307, 223418), (111709, 180614), (114751, 175826), (120302, 167713), (123578, 163267), (128234, 157339)]