20184235890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{18077}}^1$

素因数の和:18516

約数の個数: 128

約数和(自身を含む): 59770206720

約数和(自身を除く): 39585970830

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 409, 455, 546, 818, 910, 1227, 1365, 2045, 2454, 2730, 2863, 4090, 5317, 5726, 6135, 8589, 10634, 12270, 14315, 15951, 17178, 18077, 26585, 28630, 31902, 36154, 37219, 42945, 53170, 54231, 74438, 79755, 85890, 90385, 108462, 111657, 126539, 159510, 180770, 186095, 223314, 235001, 253078, 271155, 372190, 379617, 470002, 542310, 558285, 632695, 705003, 759234, 1116570, 1175005, 1265390, 1410006, 1645007, 1898085, 2350010, 3290014, 3525015, 3796170, 4935021, 7050030, 7393493, 8225035, 9870042, 14786986, 16450070, 22180479, 24675105, 36967465, 44360958, 49350210, 51754451, 73934930, 96115409, 103508902, 110902395, 155263353, 192230818, 221804790, 258772255, 288346227, 310526706, 480577045, 517544510, 576692454, 672807863, 776316765, 961154090, 1345615726, 1441731135, 1552633530, 2018423589, 2883462270, 3364039315, 4036847178, 6728078630, 10092117945, 20184235890]

約数ペア:

[(1, 20184235890), (2, 10092117945), (3, 6728078630), (5, 4036847178), (6, 3364039315), (7, 2883462270), (10, 2018423589), (13, 1552633530), (14, 1441731135), (15, 1345615726), (21, 961154090), (26, 776316765), (30, 672807863), (35, 576692454), (39, 517544510), (42, 480577045), (65, 310526706), (70, 288346227), (78, 258772255), (91, 221804790), (105, 192230818), (130, 155263353), (182, 110902395), (195, 103508902), (210, 96115409), (273, 73934930), (390, 51754451), (409, 49350210), (455, 44360958), (546, 36967465), (818, 24675105), (910, 22180479), (1227, 16450070), (1365, 14786986), (2045, 9870042), (2454, 8225035), (2730, 7393493), (2863, 7050030), (4090, 4935021), (5317, 3796170), (5726, 3525015), (6135, 3290014), (8589, 2350010), (10634, 1898085), (12270, 1645007), (14315, 1410006), (15951, 1265390), (17178, 1175005), (18077, 1116570), (26585, 759234), (28630, 705003), (31902, 632695), (36154, 558285), (37219, 542310), (42945, 470002), (53170, 379617), (54231, 372190), (74438, 271155), (79755, 253078), (85890, 235001), (90385, 223314), (108462, 186095), (111657, 180770), (126539, 159510)]