20657678328

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{2017}}^1\times {\mathrm{2903}}^1$

素因数の和:4946

約数の個数: 144

約数和(自身を含む): 65136923280

約数和(自身を除く): 44479244952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 2017, 2903, 3528, 4034, 5806, 6051, 8068, 8709, 11612, 12102, 14119, 16136, 17418, 18153, 20321, 23224, 24204, 26127, 28238, 34836, 36306, 40642, 42357, 48408, 52254, 56476, 60963, 69672, 72612, 81284, 84714, 98833, 104508, 112952, 121926, 127071, 142247, 145224, 162568, 169428, 182889, 197666, 209016, 243852, 254142, 284494, 296499, 338856, 365778, 395332, 426741, 487704, 508284, 568988, 592998, 731556, 790664, 853482, 889497, 1016568, 1137976, 1185996, 1280223, 1463112, 1706964, 1778994, 2371992, 2560446, 3413928, 3557988, 5120892, 5855351, 7115976, 10241784, 11710702, 17566053, 23421404, 35132106, 40987457, 46842808, 52698159, 70264212, 81974914, 105396318, 122962371, 140528424, 163949828, 210792636, 245924742, 286912199, 327899656, 368887113, 421585272, 491849484, 573824398, 737774226, 860736597, 983698968, 1147648796, 1475548452, 1721473194, 2295297592, 2582209791, 2951096904, 3442946388, 5164419582, 6885892776, 10328839164, 20657678328]

約数ペア:

[(1, 20657678328), (2, 10328839164), (3, 6885892776), (4, 5164419582), (6, 3442946388), (7, 2951096904), (8, 2582209791), (9, 2295297592), (12, 1721473194), (14, 1475548452), (18, 1147648796), (21, 983698968), (24, 860736597), (28, 737774226), (36, 573824398), (42, 491849484), (49, 421585272), (56, 368887113), (63, 327899656), (72, 286912199), (84, 245924742), (98, 210792636), (126, 163949828), (147, 140528424), (168, 122962371), (196, 105396318), (252, 81974914), (294, 70264212), (392, 52698159), (441, 46842808), (504, 40987457), (588, 35132106), (882, 23421404), (1176, 17566053), (1764, 11710702), (2017, 10241784), (2903, 7115976), (3528, 5855351), (4034, 5120892), (5806, 3557988), (6051, 3413928), (8068, 2560446), (8709, 2371992), (11612, 1778994), (12102, 1706964), (14119, 1463112), (16136, 1280223), (17418, 1185996), (18153, 1137976), (20321, 1016568), (23224, 889497), (24204, 853482), (26127, 790664), (28238, 731556), (34836, 592998), (36306, 568988), (40642, 508284), (42357, 487704), (48408, 426741), (52254, 395332), (56476, 365778), (60963, 338856), (69672, 296499), (72612, 284494), (81284, 254142), (84714, 243852), (98833, 209016), (104508, 197666), (112952, 182889), (121926, 169428), (127071, 162568), (142247, 145224)]