20136427688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1429}}^1$

素因数の和:1651

約数の個数: 128

約数和(自身を含む): 43762118400

約数和(自身を除く): 23625690712

約数列:

[1, 2, 4, 8, 13, 23, 26, 43, 46, 52, 86, 92, 104, 137, 172, 184, 274, 299, 344, 548, 559, 598, 989, 1096, 1118, 1196, 1429, 1781, 1978, 2236, 2392, 2858, 3151, 3562, 3956, 4472, 5716, 5891, 6302, 7124, 7912, 11432, 11782, 12604, 12857, 14248, 18577, 23564, 25208, 25714, 32867, 37154, 40963, 47128, 51428, 61447, 65734, 74308, 76583, 81926, 102856, 122894, 131468, 135493, 148616, 153166, 163852, 195773, 245788, 262936, 270986, 306332, 327704, 391546, 427271, 491576, 541972, 612664, 783092, 798811, 854542, 1083944, 1413281, 1566184, 1597622, 1709084, 1761409, 2545049, 2826562, 3195244, 3418168, 3522818, 4502779, 5090098, 5653124, 6390488, 7045636, 8418239, 9005558, 10180196, 11306248, 14091272, 16836478, 18011116, 18372653, 20360392, 33672956, 36022232, 36745306, 58536127, 67345912, 73490612, 109437107, 117072254, 146981224, 193619497, 218874214, 234144508, 387238994, 437748428, 468289016, 774477988, 875496856, 1548955976, 2517053461, 5034106922, 10068213844, 20136427688]

約数ペア:

[(1, 20136427688), (2, 10068213844), (4, 5034106922), (8, 2517053461), (13, 1548955976), (23, 875496856), (26, 774477988), (43, 468289016), (46, 437748428), (52, 387238994), (86, 234144508), (92, 218874214), (104, 193619497), (137, 146981224), (172, 117072254), (184, 109437107), (274, 73490612), (299, 67345912), (344, 58536127), (548, 36745306), (559, 36022232), (598, 33672956), (989, 20360392), (1096, 18372653), (1118, 18011116), (1196, 16836478), (1429, 14091272), (1781, 11306248), (1978, 10180196), (2236, 9005558), (2392, 8418239), (2858, 7045636), (3151, 6390488), (3562, 5653124), (3956, 5090098), (4472, 4502779), (5716, 3522818), (5891, 3418168), (6302, 3195244), (7124, 2826562), (7912, 2545049), (11432, 1761409), (11782, 1709084), (12604, 1597622), (12857, 1566184), (14248, 1413281), (18577, 1083944), (23564, 854542), (25208, 798811), (25714, 783092), (32867, 612664), (37154, 541972), (40963, 491576), (47128, 427271), (51428, 391546), (61447, 327704), (65734, 306332), (74308, 270986), (76583, 262936), (81926, 245788), (102856, 195773), (122894, 163852), (131468, 153166), (135493, 148616)]