20703249424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{71249}}^1$

素因数の和:71408

約数の個数: 80

約数和(自身を含む): 47496960000

約数和(自身を除く): 26793710576

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 127, 143, 176, 208, 254, 286, 508, 572, 1016, 1144, 1397, 1651, 2032, 2288, 2794, 3302, 5588, 6604, 11176, 13208, 18161, 22352, 26416, 36322, 71249, 72644, 142498, 145288, 284996, 290576, 569992, 783739, 926237, 1139984, 1567478, 1852474, 3134956, 3704948, 6269912, 7409896, 9048623, 10188607, 12539824, 14819792, 18097246, 20377214, 36194492, 40754428, 72388984, 81508856, 99534853, 117632099, 144777968, 163017712, 199069706, 235264198, 398139412, 470528396, 796278824, 941056792, 1293953089, 1592557648, 1882113584, 2587906178, 5175812356, 10351624712, 20703249424]

約数ペア:

[(1, 20703249424), (2, 10351624712), (4, 5175812356), (8, 2587906178), (11, 1882113584), (13, 1592557648), (16, 1293953089), (22, 941056792), (26, 796278824), (44, 470528396), (52, 398139412), (88, 235264198), (104, 199069706), (127, 163017712), (143, 144777968), (176, 117632099), (208, 99534853), (254, 81508856), (286, 72388984), (508, 40754428), (572, 36194492), (1016, 20377214), (1144, 18097246), (1397, 14819792), (1651, 12539824), (2032, 10188607), (2288, 9048623), (2794, 7409896), (3302, 6269912), (5588, 3704948), (6604, 3134956), (11176, 1852474), (13208, 1567478), (18161, 1139984), (22352, 926237), (26416, 783739), (36322, 569992), (71249, 290576), (72644, 284996), (142498, 145288)]