20368608

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1$

素因数の和:904

約数の個数: 96

約数和(自身を含む): 60681600

約数和(自身を除く): 40312992

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 76, 78, 96, 104, 114, 152, 156, 208, 228, 247, 304, 312, 416, 456, 494, 608, 624, 741, 859, 912, 988, 1248, 1482, 1718, 1824, 1976, 2577, 2964, 3436, 3952, 5154, 5928, 6872, 7904, 10308, 11167, 11856, 13744, 16321, 20616, 22334, 23712, 27488, 32642, 33501, 41232, 44668, 48963, 65284, 67002, 82464, 89336, 97926, 130568, 134004, 178672, 195852, 212173, 261136, 268008, 357344, 391704, 424346, 522272, 536016, 636519, 783408, 848692, 1072032, 1273038, 1566816, 1697384, 2546076, 3394768, 5092152, 6789536, 10184304, 20368608]

約数ペア:

[(1, 20368608), (2, 10184304), (3, 6789536), (4, 5092152), (6, 3394768), (8, 2546076), (12, 1697384), (13, 1566816), (16, 1273038), (19, 1072032), (24, 848692), (26, 783408), (32, 636519), (38, 536016), (39, 522272), (48, 424346), (52, 391704), (57, 357344), (76, 268008), (78, 261136), (96, 212173), (104, 195852), (114, 178672), (152, 134004), (156, 130568), (208, 97926), (228, 89336), (247, 82464), (304, 67002), (312, 65284), (416, 48963), (456, 44668), (494, 41232), (608, 33501), (624, 32642), (741, 27488), (859, 23712), (912, 22334), (988, 20616), (1248, 16321), (1482, 13744), (1718, 11856), (1824, 11167), (1976, 10308), (2577, 7904), (2964, 6872), (3436, 5928), (3952, 5154)]