20803176

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 62928000

約数和(自身を除く): 42124824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 37, 38, 54, 57, 72, 74, 76, 108, 111, 114, 137, 148, 152, 171, 216, 222, 228, 274, 296, 333, 342, 411, 444, 456, 513, 548, 666, 684, 703, 822, 888, 999, 1026, 1096, 1233, 1332, 1368, 1406, 1644, 1998, 2052, 2109, 2466, 2603, 2664, 2812, 3288, 3699, 3996, 4104, 4218, 4932, 5069, 5206, 5624, 6327, 7398, 7809, 7992, 8436, 9864, 10138, 10412, 12654, 14796, 15207, 15618, 16872, 18981, 20276, 20824, 23427, 25308, 29592, 30414, 31236, 37962, 40552, 45621, 46854, 50616, 60828, 62472, 70281, 75924, 91242, 93708, 96311, 121656, 136863, 140562, 151848, 182484, 187416, 192622, 273726, 281124, 288933, 364968, 385244, 547452, 562248, 577866, 770488, 866799, 1094904, 1155732, 1733598, 2311464, 2600397, 3467196, 5200794, 6934392, 10401588, 20803176]

約数ペア:

[(1, 20803176), (2, 10401588), (3, 6934392), (4, 5200794), (6, 3467196), (8, 2600397), (9, 2311464), (12, 1733598), (18, 1155732), (19, 1094904), (24, 866799), (27, 770488), (36, 577866), (37, 562248), (38, 547452), (54, 385244), (57, 364968), (72, 288933), (74, 281124), (76, 273726), (108, 192622), (111, 187416), (114, 182484), (137, 151848), (148, 140562), (152, 136863), (171, 121656), (216, 96311), (222, 93708), (228, 91242), (274, 75924), (296, 70281), (333, 62472), (342, 60828), (411, 50616), (444, 46854), (456, 45621), (513, 40552), (548, 37962), (666, 31236), (684, 30414), (703, 29592), (822, 25308), (888, 23427), (999, 20824), (1026, 20276), (1096, 18981), (1233, 16872), (1332, 15618), (1368, 15207), (1406, 14796), (1644, 12654), (1998, 10412), (2052, 10138), (2109, 9864), (2466, 8436), (2603, 7992), (2664, 7809), (2812, 7398), (3288, 6327), (3699, 5624), (3996, 5206), (4104, 5069), (4218, 4932)]