20169876072

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1\times {\mathrm{439}}^1$

素因数の和:991

約数の個数: 128

約数和(自身を含む): 52690176000

約数和(自身を除く): 32520299928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 251, 263, 348, 439, 502, 526, 696, 753, 789, 878, 1004, 1052, 1317, 1506, 1578, 1756, 2008, 2104, 2634, 3012, 3156, 3512, 5268, 6024, 6312, 7279, 7627, 10536, 12731, 14558, 15254, 21837, 22881, 25462, 29116, 30508, 38193, 43674, 45762, 50924, 58232, 61016, 66013, 76386, 87348, 91524, 101848, 110189, 115457, 132026, 152772, 174696, 183048, 198039, 220378, 230914, 264052, 305544, 330567, 346371, 396078, 440756, 461828, 528104, 661134, 692742, 792156, 881512, 923656, 1322268, 1385484, 1584312, 1914377, 2644536, 2770968, 3195481, 3348253, 3828754, 5743131, 6390962, 6696506, 7657508, 9586443, 10044759, 11486262, 12781924, 13393012, 15315016, 19172886, 20089518, 22972524, 25563848, 26786024, 28979707, 38345772, 40179036, 45945048, 57959414, 76691544, 80358072, 86939121, 115918828, 173878242, 231837656, 347756484, 695512968, 840411503, 1680823006, 2521234509, 3361646012, 5042469018, 6723292024, 10084938036, 20169876072]

約数ペア:

[(1, 20169876072), (2, 10084938036), (3, 6723292024), (4, 5042469018), (6, 3361646012), (8, 2521234509), (12, 1680823006), (24, 840411503), (29, 695512968), (58, 347756484), (87, 231837656), (116, 173878242), (174, 115918828), (232, 86939121), (251, 80358072), (263, 76691544), (348, 57959414), (439, 45945048), (502, 40179036), (526, 38345772), (696, 28979707), (753, 26786024), (789, 25563848), (878, 22972524), (1004, 20089518), (1052, 19172886), (1317, 15315016), (1506, 13393012), (1578, 12781924), (1756, 11486262), (2008, 10044759), (2104, 9586443), (2634, 7657508), (3012, 6696506), (3156, 6390962), (3512, 5743131), (5268, 3828754), (6024, 3348253), (6312, 3195481), (7279, 2770968), (7627, 2644536), (10536, 1914377), (12731, 1584312), (14558, 1385484), (15254, 1322268), (21837, 923656), (22881, 881512), (25462, 792156), (29116, 692742), (30508, 661134), (38193, 528104), (43674, 461828), (45762, 440756), (50924, 396078), (58232, 346371), (61016, 330567), (66013, 305544), (76386, 264052), (87348, 230914), (91524, 220378), (101848, 198039), (110189, 183048), (115457, 174696), (132026, 152772)]