20761775488

素因数分解:

$2^7\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{2053}}^1$

素因数の和:2196

約数の個数: 96

約数和(自身を含む): 43317874080

約数和(自身を除く): 22556098592

約数列:

[1, 2, 4, 8, 16, 32, 41, 47, 64, 82, 94, 128, 164, 188, 328, 376, 656, 752, 1312, 1504, 1681, 1927, 2053, 2624, 3008, 3362, 3854, 4106, 5248, 6016, 6724, 7708, 8212, 13448, 15416, 16424, 26896, 30832, 32848, 53792, 61664, 65696, 79007, 84173, 96491, 107584, 123328, 131392, 158014, 168346, 192982, 215168, 246656, 262784, 316028, 336692, 385964, 632056, 673384, 771928, 1264112, 1346768, 1543856, 2528224, 2693536, 3087712, 3451093, 3956131, 5056448, 5387072, 6175424, 6902186, 7912262, 10112896, 10774144, 12350848, 13804372, 15824524, 27608744, 31649048, 55217488, 63298096, 110434976, 126596192, 162201371, 220869952, 253192384, 324402742, 441739904, 506384768, 648805484, 1297610968, 2595221936, 5190443872, 10380887744, 20761775488]

約数ペア:

[(1, 20761775488), (2, 10380887744), (4, 5190443872), (8, 2595221936), (16, 1297610968), (32, 648805484), (41, 506384768), (47, 441739904), (64, 324402742), (82, 253192384), (94, 220869952), (128, 162201371), (164, 126596192), (188, 110434976), (328, 63298096), (376, 55217488), (656, 31649048), (752, 27608744), (1312, 15824524), (1504, 13804372), (1681, 12350848), (1927, 10774144), (2053, 10112896), (2624, 7912262), (3008, 6902186), (3362, 6175424), (3854, 5387072), (4106, 5056448), (5248, 3956131), (6016, 3451093), (6724, 3087712), (7708, 2693536), (8212, 2528224), (13448, 1543856), (15416, 1346768), (16424, 1264112), (26896, 771928), (30832, 673384), (32848, 632056), (53792, 385964), (61664, 336692), (65696, 316028), (79007, 262784), (84173, 246656), (96491, 215168), (107584, 192982), (123328, 168346), (131392, 158014)]