20534904

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 62899200

約数和(自身を除く): 42364296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 71, 72, 78, 103, 104, 108, 117, 142, 156, 206, 213, 216, 234, 284, 309, 312, 351, 412, 426, 468, 568, 618, 639, 702, 824, 852, 923, 927, 936, 1236, 1278, 1339, 1404, 1704, 1846, 1854, 1917, 2472, 2556, 2678, 2769, 2781, 2808, 3692, 3708, 3834, 4017, 5112, 5356, 5538, 5562, 7313, 7384, 7416, 7668, 8034, 8307, 10712, 11076, 11124, 12051, 14626, 15336, 16068, 16614, 21939, 22152, 22248, 24102, 24921, 29252, 32136, 33228, 36153, 43878, 48204, 49842, 58504, 65817, 66456, 72306, 87756, 95069, 96408, 99684, 131634, 144612, 175512, 190138, 197451, 199368, 263268, 285207, 289224, 380276, 394902, 526536, 570414, 760552, 789804, 855621, 1140828, 1579608, 1711242, 2281656, 2566863, 3422484, 5133726, 6844968, 10267452, 20534904]

約数ペア:

[(1, 20534904), (2, 10267452), (3, 6844968), (4, 5133726), (6, 3422484), (8, 2566863), (9, 2281656), (12, 1711242), (13, 1579608), (18, 1140828), (24, 855621), (26, 789804), (27, 760552), (36, 570414), (39, 526536), (52, 394902), (54, 380276), (71, 289224), (72, 285207), (78, 263268), (103, 199368), (104, 197451), (108, 190138), (117, 175512), (142, 144612), (156, 131634), (206, 99684), (213, 96408), (216, 95069), (234, 87756), (284, 72306), (309, 66456), (312, 65817), (351, 58504), (412, 49842), (426, 48204), (468, 43878), (568, 36153), (618, 33228), (639, 32136), (702, 29252), (824, 24921), (852, 24102), (923, 22248), (927, 22152), (936, 21939), (1236, 16614), (1278, 16068), (1339, 15336), (1404, 14626), (1704, 12051), (1846, 11124), (1854, 11076), (1917, 10712), (2472, 8307), (2556, 8034), (2678, 7668), (2769, 7416), (2781, 7384), (2808, 7313), (3692, 5562), (3708, 5538), (3834, 5356), (4017, 5112)]