18971964

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2083}}^1$

素因数の和:2127

約数の個数: 72

約数和(自身を含む): 54617472

約数和(自身を除く): 35645508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2083, 2277, 3036, 4166, 4554, 6249, 8332, 9108, 12498, 18747, 22913, 24996, 37494, 45826, 47909, 68739, 74988, 91652, 95818, 137478, 143727, 191636, 206217, 274956, 287454, 412434, 431181, 526999, 574908, 824868, 862362, 1053998, 1580997, 1724724, 2107996, 3161994, 4742991, 6323988, 9485982, 18971964]

約数ペア:

[(1, 18971964), (2, 9485982), (3, 6323988), (4, 4742991), (6, 3161994), (9, 2107996), (11, 1724724), (12, 1580997), (18, 1053998), (22, 862362), (23, 824868), (33, 574908), (36, 526999), (44, 431181), (46, 412434), (66, 287454), (69, 274956), (92, 206217), (99, 191636), (132, 143727), (138, 137478), (198, 95818), (207, 91652), (253, 74988), (276, 68739), (396, 47909), (414, 45826), (506, 37494), (759, 24996), (828, 22913), (1012, 18747), (1518, 12498), (2083, 9108), (2277, 8332), (3036, 6249), (4166, 4554)]