20793820164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2657}}^1$

素因数の和:2934

約数の個数: 144

約数和(自身を含む): 55894805568

約数和(自身を除く): 35100985404

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 204, 221, 227, 338, 442, 454, 507, 663, 676, 681, 884, 908, 1014, 1326, 1362, 2028, 2652, 2657, 2724, 2873, 2951, 3859, 5314, 5746, 5902, 7718, 7971, 8619, 8853, 10628, 11492, 11577, 11804, 15436, 15942, 17238, 17706, 23154, 31884, 34476, 34541, 35412, 38363, 45169, 46308, 50167, 69082, 76726, 90338, 100334, 103623, 115089, 135507, 138164, 150501, 153452, 180676, 200668, 207246, 230178, 271014, 301002, 414492, 449033, 460356, 542028, 587197, 602004, 603139, 652171, 898066, 1174394, 1206278, 1304342, 1347099, 1761591, 1796132, 1809417, 1956513, 2348788, 2412556, 2608684, 2694198, 3523182, 3618834, 3913026, 5388396, 7046364, 7237668, 7633561, 7826052, 7840807, 10253363, 15267122, 15681614, 20506726, 22900683, 23522421, 30534244, 30760089, 31363228, 41013452, 45801366, 47044842, 61520178, 91602732, 94089684, 101930491, 123040356, 133293719, 203860982, 266587438, 305791473, 399881157, 407721964, 533174876, 611582946, 799762314, 1223165892, 1599524628, 1732818347, 3465636694, 5198455041, 6931273388, 10396910082, 20793820164]

約数ペア:

[(1, 20793820164), (2, 10396910082), (3, 6931273388), (4, 5198455041), (6, 3465636694), (12, 1732818347), (13, 1599524628), (17, 1223165892), (26, 799762314), (34, 611582946), (39, 533174876), (51, 407721964), (52, 399881157), (68, 305791473), (78, 266587438), (102, 203860982), (156, 133293719), (169, 123040356), (204, 101930491), (221, 94089684), (227, 91602732), (338, 61520178), (442, 47044842), (454, 45801366), (507, 41013452), (663, 31363228), (676, 30760089), (681, 30534244), (884, 23522421), (908, 22900683), (1014, 20506726), (1326, 15681614), (1362, 15267122), (2028, 10253363), (2652, 7840807), (2657, 7826052), (2724, 7633561), (2873, 7237668), (2951, 7046364), (3859, 5388396), (5314, 3913026), (5746, 3618834), (5902, 3523182), (7718, 2694198), (7971, 2608684), (8619, 2412556), (8853, 2348788), (10628, 1956513), (11492, 1809417), (11577, 1796132), (11804, 1761591), (15436, 1347099), (15942, 1304342), (17238, 1206278), (17706, 1174394), (23154, 898066), (31884, 652171), (34476, 603139), (34541, 602004), (35412, 587197), (38363, 542028), (45169, 460356), (46308, 449033), (50167, 414492), (69082, 301002), (76726, 271014), (90338, 230178), (100334, 207246), (103623, 200668), (115089, 180676), (135507, 153452), (138164, 150501)]