20970119124

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{225689}}^1$

素因数の和:225817

約数の個数: 72

約数和(自身を含む): 55452033000

約数和(自身を除く): 34481913876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 89, 116, 174, 178, 261, 267, 348, 356, 522, 534, 801, 1044, 1068, 1602, 2581, 3204, 5162, 7743, 10324, 15486, 23229, 30972, 46458, 92916, 225689, 451378, 677067, 902756, 1354134, 2031201, 2708268, 4062402, 6544981, 8124804, 13089962, 19634943, 20086321, 26179924, 39269886, 40172642, 58904829, 60258963, 78539772, 80345284, 117809658, 120517926, 180776889, 235619316, 241035852, 361553778, 582503309, 723107556, 1165006618, 1747509927, 2330013236, 3495019854, 5242529781, 6990039708, 10485059562, 20970119124]

約数ペア:

[(1, 20970119124), (2, 10485059562), (3, 6990039708), (4, 5242529781), (6, 3495019854), (9, 2330013236), (12, 1747509927), (18, 1165006618), (29, 723107556), (36, 582503309), (58, 361553778), (87, 241035852), (89, 235619316), (116, 180776889), (174, 120517926), (178, 117809658), (261, 80345284), (267, 78539772), (348, 60258963), (356, 58904829), (522, 40172642), (534, 39269886), (801, 26179924), (1044, 20086321), (1068, 19634943), (1602, 13089962), (2581, 8124804), (3204, 6544981), (5162, 4062402), (7743, 2708268), (10324, 2031201), (15486, 1354134), (23229, 902756), (30972, 677067), (46458, 451378), (92916, 225689)]