20199640448

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{15193}}^1$

素因数の和:15284

約数の個数: 128

約数和(自身を含む): 46865589120

約数和(自身を除く): 26665948672

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 47, 52, 64, 68, 94, 104, 128, 136, 188, 208, 221, 272, 376, 416, 442, 544, 611, 752, 799, 832, 884, 1088, 1222, 1504, 1598, 1664, 1768, 2176, 2444, 3008, 3196, 3536, 4888, 6016, 6392, 7072, 9776, 10387, 12784, 14144, 15193, 19552, 20774, 25568, 28288, 30386, 39104, 41548, 51136, 60772, 78208, 83096, 102272, 121544, 166192, 197509, 243088, 258281, 332384, 395018, 486176, 516562, 664768, 714071, 790036, 972352, 1033124, 1329536, 1428142, 1580072, 1944704, 2066248, 2856284, 3160144, 3357653, 4132496, 5712568, 6320288, 6715306, 8264992, 9282923, 11425136, 12139207, 12640576, 13430612, 16529984, 18565846, 22850272, 24278414, 25281152, 26861224, 33059968, 37131692, 45700544, 48556828, 53722448, 74263384, 91401088, 97113656, 107444896, 148526768, 157809691, 194227312, 214889792, 297053536, 315619382, 388454624, 429779584, 594107072, 631238764, 776909248, 1188214144, 1262477528, 1553818496, 2524955056, 5049910112, 10099820224, 20199640448]

約数ペア:

[(1, 20199640448), (2, 10099820224), (4, 5049910112), (8, 2524955056), (13, 1553818496), (16, 1262477528), (17, 1188214144), (26, 776909248), (32, 631238764), (34, 594107072), (47, 429779584), (52, 388454624), (64, 315619382), (68, 297053536), (94, 214889792), (104, 194227312), (128, 157809691), (136, 148526768), (188, 107444896), (208, 97113656), (221, 91401088), (272, 74263384), (376, 53722448), (416, 48556828), (442, 45700544), (544, 37131692), (611, 33059968), (752, 26861224), (799, 25281152), (832, 24278414), (884, 22850272), (1088, 18565846), (1222, 16529984), (1504, 13430612), (1598, 12640576), (1664, 12139207), (1768, 11425136), (2176, 9282923), (2444, 8264992), (3008, 6715306), (3196, 6320288), (3536, 5712568), (4888, 4132496), (6016, 3357653), (6392, 3160144), (7072, 2856284), (9776, 2066248), (10387, 1944704), (12784, 1580072), (14144, 1428142), (15193, 1329536), (19552, 1033124), (20774, 972352), (25568, 790036), (28288, 714071), (30386, 664768), (39104, 516562), (41548, 486176), (51136, 395018), (60772, 332384), (78208, 258281), (83096, 243088), (102272, 197509), (121544, 166192)]