20957687784

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{615389}}^1$

素因数の和:615455

約数の個数: 96

約数和(自身を含む): 63360554400

約数和(自身を除く): 42402866616

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 43, 44, 66, 72, 86, 88, 99, 129, 132, 172, 198, 258, 264, 344, 387, 396, 473, 516, 774, 792, 946, 1032, 1419, 1548, 1892, 2838, 3096, 3784, 4257, 5676, 8514, 11352, 17028, 34056, 615389, 1230778, 1846167, 2461556, 3692334, 4923112, 5538501, 6769279, 7384668, 11077002, 13538558, 14769336, 20307837, 22154004, 26461727, 27077116, 40615674, 44308008, 52923454, 54154232, 60923511, 79385181, 81231348, 105846908, 121847022, 158770362, 162462696, 211693816, 238155543, 243694044, 291078997, 317540724, 476311086, 487388088, 582157994, 635081448, 873236991, 952622172, 1164315988, 1746473982, 1905244344, 2328631976, 2619710973, 3492947964, 5239421946, 6985895928, 10478843892, 20957687784]

約数ペア:

[(1, 20957687784), (2, 10478843892), (3, 6985895928), (4, 5239421946), (6, 3492947964), (8, 2619710973), (9, 2328631976), (11, 1905244344), (12, 1746473982), (18, 1164315988), (22, 952622172), (24, 873236991), (33, 635081448), (36, 582157994), (43, 487388088), (44, 476311086), (66, 317540724), (72, 291078997), (86, 243694044), (88, 238155543), (99, 211693816), (129, 162462696), (132, 158770362), (172, 121847022), (198, 105846908), (258, 81231348), (264, 79385181), (344, 60923511), (387, 54154232), (396, 52923454), (473, 44308008), (516, 40615674), (774, 27077116), (792, 26461727), (946, 22154004), (1032, 20307837), (1419, 14769336), (1548, 13538558), (1892, 11077002), (2838, 7384668), (3096, 6769279), (3784, 5538501), (4257, 4923112), (5676, 3692334), (8514, 2461556), (11352, 1846167), (17028, 1230778), (34056, 615389)]