20181816512

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{653}}^1$

素因数の和:1007

約数の個数: 168

約数和(自身を含む): 47633430768

約数和(自身を除く): 27451614256

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 121, 143, 176, 208, 242, 286, 307, 352, 416, 484, 572, 614, 653, 704, 832, 968, 1144, 1228, 1306, 1573, 1936, 2288, 2456, 2612, 3146, 3377, 3872, 3991, 4576, 4912, 5224, 6292, 6754, 7183, 7744, 7982, 8489, 9152, 9824, 10448, 12584, 13508, 14366, 15964, 16978, 19648, 20896, 25168, 27016, 28732, 31928, 33956, 37147, 41792, 43901, 50336, 54032, 57464, 63856, 67912, 74294, 79013, 87802, 93379, 100672, 108064, 114928, 127712, 135824, 148588, 158026, 175604, 186758, 200471, 216128, 229856, 255424, 271648, 297176, 316052, 351208, 373516, 400942, 459712, 482911, 543296, 594352, 632104, 702416, 747032, 801884, 965822, 1027169, 1188704, 1264208, 1404832, 1494064, 1603768, 1931644, 2054338, 2205181, 2377408, 2528416, 2606123, 2809664, 2988128, 3207536, 3863288, 4108676, 4410362, 5056832, 5212246, 5976256, 6415072, 7726576, 8217352, 8820724, 10424492, 12830144, 15453152, 16434704, 17641448, 20848984, 24256991, 28667353, 30906304, 32869408, 35282896, 41697968, 48513982, 57334706, 65738816, 70565792, 83395936, 97027964, 114669412, 141131584, 166791872, 194055928, 229338824, 315340883, 388111856, 458677648, 630681766, 776223712, 917355296, 1261363532, 1552447424, 1834710592, 2522727064, 5045454128, 10090908256, 20181816512]

約数ペア:

[(1, 20181816512), (2, 10090908256), (4, 5045454128), (8, 2522727064), (11, 1834710592), (13, 1552447424), (16, 1261363532), (22, 917355296), (26, 776223712), (32, 630681766), (44, 458677648), (52, 388111856), (64, 315340883), (88, 229338824), (104, 194055928), (121, 166791872), (143, 141131584), (176, 114669412), (208, 97027964), (242, 83395936), (286, 70565792), (307, 65738816), (352, 57334706), (416, 48513982), (484, 41697968), (572, 35282896), (614, 32869408), (653, 30906304), (704, 28667353), (832, 24256991), (968, 20848984), (1144, 17641448), (1228, 16434704), (1306, 15453152), (1573, 12830144), (1936, 10424492), (2288, 8820724), (2456, 8217352), (2612, 7726576), (3146, 6415072), (3377, 5976256), (3872, 5212246), (3991, 5056832), (4576, 4410362), (4912, 4108676), (5224, 3863288), (6292, 3207536), (6754, 2988128), (7183, 2809664), (7744, 2606123), (7982, 2528416), (8489, 2377408), (9152, 2205181), (9824, 2054338), (10448, 1931644), (12584, 1603768), (13508, 1494064), (14366, 1404832), (15964, 1264208), (16978, 1188704), (19648, 1027169), (20896, 965822), (25168, 801884), (27016, 747032), (28732, 702416), (31928, 632104), (33956, 594352), (37147, 543296), (41792, 482911), (43901, 459712), (50336, 400942), (54032, 373516), (57464, 351208), (63856, 316052), (67912, 297176), (74294, 271648), (79013, 255424), (87802, 229856), (93379, 216128), (100672, 200471), (108064, 186758), (114928, 175604), (127712, 158026), (135824, 148588)]