19708272

素因数分解:

$2^4\times 3^5\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 59173296

約数和(自身を除く): 39465024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 81, 108, 111, 137, 144, 148, 162, 216, 222, 243, 274, 296, 324, 333, 411, 432, 444, 486, 548, 592, 648, 666, 822, 888, 972, 999, 1096, 1233, 1296, 1332, 1644, 1776, 1944, 1998, 2192, 2466, 2664, 2997, 3288, 3699, 3888, 3996, 4932, 5069, 5328, 5994, 6576, 7398, 7992, 8991, 9864, 10138, 11097, 11988, 14796, 15207, 15984, 17982, 19728, 20276, 22194, 23976, 29592, 30414, 33291, 35964, 40552, 44388, 45621, 47952, 59184, 60828, 66582, 71928, 81104, 88776, 91242, 121656, 133164, 136863, 143856, 177552, 182484, 243312, 266328, 273726, 364968, 410589, 532656, 547452, 729936, 821178, 1094904, 1231767, 1642356, 2189808, 2463534, 3284712, 4927068, 6569424, 9854136, 19708272]

約数ペア:

[(1, 19708272), (2, 9854136), (3, 6569424), (4, 4927068), (6, 3284712), (8, 2463534), (9, 2189808), (12, 1642356), (16, 1231767), (18, 1094904), (24, 821178), (27, 729936), (36, 547452), (37, 532656), (48, 410589), (54, 364968), (72, 273726), (74, 266328), (81, 243312), (108, 182484), (111, 177552), (137, 143856), (144, 136863), (148, 133164), (162, 121656), (216, 91242), (222, 88776), (243, 81104), (274, 71928), (296, 66582), (324, 60828), (333, 59184), (411, 47952), (432, 45621), (444, 44388), (486, 40552), (548, 35964), (592, 33291), (648, 30414), (666, 29592), (822, 23976), (888, 22194), (972, 20276), (999, 19728), (1096, 17982), (1233, 15984), (1296, 15207), (1332, 14796), (1644, 11988), (1776, 11097), (1944, 10138), (1998, 9864), (2192, 8991), (2466, 7992), (2664, 7398), (2997, 6576), (3288, 5994), (3699, 5328), (3888, 5069), (3996, 4932)]