19641328956

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{71}}^2\times {\mathrm{839}}^1$

素因数の和:1037

約数の個数: 144

約数和(自身を含む): 52913414400

約数和(自身を除く): 33272085444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 71, 86, 108, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 839, 852, 1161, 1278, 1548, 1678, 1917, 2322, 2517, 2556, 3053, 3356, 3834, 4644, 5034, 5041, 6106, 7551, 7668, 9159, 10068, 10082, 12212, 15102, 15123, 18318, 20164, 22653, 27477, 30204, 30246, 36077, 36636, 45306, 45369, 54954, 59569, 60492, 72154, 82431, 90612, 90738, 108231, 109908, 119138, 136107, 144308, 164862, 178707, 181476, 216462, 216763, 238276, 272214, 324693, 329724, 357414, 432924, 433526, 536121, 544428, 649386, 650289, 714828, 867052, 974079, 1072242, 1298772, 1300578, 1608363, 1948158, 1950867, 2144484, 2561467, 2601156, 3216726, 3896316, 3901734, 4229399, 5122934, 5852601, 6433452, 7684401, 7803468, 8458798, 10245868, 11705202, 12688197, 15368802, 16917596, 23053203, 23410404, 25376394, 30737604, 38064591, 46106406, 50752788, 69159609, 76129182, 92212812, 114193773, 138319218, 152258364, 181864157, 228387546, 276638436, 363728314, 456775092, 545592471, 727456628, 1091184942, 1636777413, 2182369884, 3273554826, 4910332239, 6547109652, 9820664478, 19641328956]

約数ペア:

[(1, 19641328956), (2, 9820664478), (3, 6547109652), (4, 4910332239), (6, 3273554826), (9, 2182369884), (12, 1636777413), (18, 1091184942), (27, 727456628), (36, 545592471), (43, 456775092), (54, 363728314), (71, 276638436), (86, 228387546), (108, 181864157), (129, 152258364), (142, 138319218), (172, 114193773), (213, 92212812), (258, 76129182), (284, 69159609), (387, 50752788), (426, 46106406), (516, 38064591), (639, 30737604), (774, 25376394), (839, 23410404), (852, 23053203), (1161, 16917596), (1278, 15368802), (1548, 12688197), (1678, 11705202), (1917, 10245868), (2322, 8458798), (2517, 7803468), (2556, 7684401), (3053, 6433452), (3356, 5852601), (3834, 5122934), (4644, 4229399), (5034, 3901734), (5041, 3896316), (6106, 3216726), (7551, 2601156), (7668, 2561467), (9159, 2144484), (10068, 1950867), (10082, 1948158), (12212, 1608363), (15102, 1300578), (15123, 1298772), (18318, 1072242), (20164, 974079), (22653, 867052), (27477, 714828), (30204, 650289), (30246, 649386), (36077, 544428), (36636, 536121), (45306, 433526), (45369, 432924), (54954, 357414), (59569, 329724), (60492, 324693), (72154, 272214), (82431, 238276), (90612, 216763), (90738, 216462), (108231, 181476), (109908, 178707), (119138, 164862), (136107, 144308)]