20297016

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 59576400

約数和(自身を除く): 39279384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 37, 38, 57, 72, 74, 76, 111, 114, 148, 152, 171, 222, 228, 296, 333, 342, 401, 444, 456, 666, 684, 703, 802, 888, 1203, 1332, 1368, 1406, 1604, 2109, 2406, 2664, 2812, 3208, 3609, 4218, 4812, 5624, 6327, 7218, 7619, 8436, 9624, 12654, 14436, 14837, 15238, 16872, 22857, 25308, 28872, 29674, 30476, 44511, 45714, 50616, 59348, 60952, 68571, 89022, 91428, 118696, 133533, 137142, 178044, 182856, 267066, 274284, 281903, 356088, 534132, 548568, 563806, 845709, 1068264, 1127612, 1691418, 2255224, 2537127, 3382836, 5074254, 6765672, 10148508, 20297016]

約数ペア:

[(1, 20297016), (2, 10148508), (3, 6765672), (4, 5074254), (6, 3382836), (8, 2537127), (9, 2255224), (12, 1691418), (18, 1127612), (19, 1068264), (24, 845709), (36, 563806), (37, 548568), (38, 534132), (57, 356088), (72, 281903), (74, 274284), (76, 267066), (111, 182856), (114, 178044), (148, 137142), (152, 133533), (171, 118696), (222, 91428), (228, 89022), (296, 68571), (333, 60952), (342, 59348), (401, 50616), (444, 45714), (456, 44511), (666, 30476), (684, 29674), (703, 28872), (802, 25308), (888, 22857), (1203, 16872), (1332, 15238), (1368, 14837), (1406, 14436), (1604, 12654), (2109, 9624), (2406, 8436), (2664, 7619), (2812, 7218), (3208, 6327), (3609, 5624), (4218, 4812)]