20609962989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1\times {\mathrm{4091}}^1$

素因数の和:4418

約数の個数: 64

約数和(自身を含む): 34751490048

約数和(自身を除く): 14141527059

約数列:

[1, 3, 7, 11, 21, 33, 77, 113, 193, 231, 339, 579, 791, 1243, 1351, 2123, 2373, 3729, 4053, 4091, 6369, 8701, 12273, 14861, 21809, 26103, 28637, 44583, 45001, 65427, 85911, 135003, 152663, 239899, 315007, 457989, 462283, 719697, 789563, 945021, 1386849, 1679293, 2368689, 3235981, 5037879, 5085113, 5526941, 8685193, 9707943, 15255339, 16580823, 26055579, 35595791, 60796351, 89220619, 106787373, 182389053, 267661857, 624544333, 981426809, 1873632999, 2944280427, 6869987663, 20609962989]

約数ペア:

[(1, 20609962989), (3, 6869987663), (7, 2944280427), (11, 1873632999), (21, 981426809), (33, 624544333), (77, 267661857), (113, 182389053), (193, 106787373), (231, 89220619), (339, 60796351), (579, 35595791), (791, 26055579), (1243, 16580823), (1351, 15255339), (2123, 9707943), (2373, 8685193), (3729, 5526941), (4053, 5085113), (4091, 5037879), (6369, 3235981), (8701, 2368689), (12273, 1679293), (14861, 1386849), (21809, 945021), (26103, 789563), (28637, 719697), (44583, 462283), (45001, 457989), (65427, 315007), (85911, 239899), (135003, 152663)]