20831296

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:531

約数の個数: 56

約数和(自身を含む): 44785280

約数和(自身を除く): 23953984

約数列:

[1, 2, 4, 8, 16, 19, 32, 37, 38, 64, 74, 76, 148, 152, 296, 304, 463, 592, 608, 703, 926, 1184, 1216, 1406, 1852, 2368, 2812, 3704, 5624, 7408, 8797, 11248, 14816, 17131, 17594, 22496, 29632, 34262, 35188, 44992, 68524, 70376, 137048, 140752, 274096, 281504, 325489, 548192, 563008, 650978, 1096384, 1301956, 2603912, 5207824, 10415648, 20831296]

約数ペア:

[(1, 20831296), (2, 10415648), (4, 5207824), (8, 2603912), (16, 1301956), (19, 1096384), (32, 650978), (37, 563008), (38, 548192), (64, 325489), (74, 281504), (76, 274096), (148, 140752), (152, 137048), (296, 70376), (304, 68524), (463, 44992), (592, 35188), (608, 34262), (703, 29632), (926, 22496), (1184, 17594), (1216, 17131), (1406, 14816), (1852, 11248), (2368, 8797), (2812, 7408), (3704, 5624)]