20249540212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{457}}^1\times {\mathrm{1103}}^1$

素因数の和:1669

約数の個数: 72

約数和(自身を含む): 39542444928

約数和(自身を除く): 19292904716

約数列:

[1, 2, 4, 11, 22, 44, 83, 121, 166, 242, 332, 457, 484, 913, 914, 1103, 1826, 1828, 2206, 3652, 4412, 5027, 10043, 10054, 12133, 20086, 20108, 24266, 37931, 40172, 48532, 55297, 75862, 91549, 110594, 133463, 151724, 183098, 221188, 266926, 366196, 417241, 504071, 533852, 834482, 1007039, 1008142, 1668964, 2014078, 2016284, 4028156, 4589651, 5544781, 9179302, 11077429, 11089562, 18358604, 22154858, 22179124, 41837893, 44309716, 60992591, 83675786, 121985182, 167351572, 243970364, 460216823, 920433646, 1840867292, 5062385053, 10124770106, 20249540212]

約数ペア:

[(1, 20249540212), (2, 10124770106), (4, 5062385053), (11, 1840867292), (22, 920433646), (44, 460216823), (83, 243970364), (121, 167351572), (166, 121985182), (242, 83675786), (332, 60992591), (457, 44309716), (484, 41837893), (913, 22179124), (914, 22154858), (1103, 18358604), (1826, 11089562), (1828, 11077429), (2206, 9179302), (3652, 5544781), (4412, 4589651), (5027, 4028156), (10043, 2016284), (10054, 2014078), (12133, 1668964), (20086, 1008142), (20108, 1007039), (24266, 834482), (37931, 533852), (40172, 504071), (48532, 417241), (55297, 366196), (75862, 266926), (91549, 221188), (110594, 183098), (133463, 151724)]