20806865306

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{16843}}^1$

素因数の和:16971

約数の個数: 48

約数和(自身を含む): 34654845600

約数和(自身を除く): 13847980294

約数列:

[1, 2, 19, 29, 38, 58, 59, 118, 361, 551, 722, 1102, 1121, 1711, 2242, 3422, 10469, 16843, 20938, 21299, 32509, 33686, 42598, 65018, 320017, 488447, 617671, 640034, 976894, 993737, 1235342, 1987474, 6080323, 9280493, 12160646, 18560986, 18881003, 28818373, 37762006, 57636746, 176329367, 352658734, 358739057, 547549087, 717478114, 1095098174, 10403432653, 20806865306]

約数ペア:

[(1, 20806865306), (2, 10403432653), (19, 1095098174), (29, 717478114), (38, 547549087), (58, 358739057), (59, 352658734), (118, 176329367), (361, 57636746), (551, 37762006), (722, 28818373), (1102, 18881003), (1121, 18560986), (1711, 12160646), (2242, 9280493), (3422, 6080323), (10469, 1987474), (16843, 1235342), (20938, 993737), (21299, 976894), (32509, 640034), (33686, 617671), (42598, 488447), (65018, 320017)]