20497152

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2053}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 58777264

約数和(自身を除く): 38280112

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2053, 2496, 3328, 4106, 4992, 6159, 8212, 9984, 12318, 16424, 24636, 26689, 32848, 49272, 53378, 65696, 80067, 98544, 106756, 131392, 160134, 197088, 213512, 262784, 320268, 394176, 427024, 525568, 640536, 788352, 854048, 1281072, 1576704, 1708096, 2562144, 3416192, 5124288, 6832384, 10248576, 20497152]

約数ペア:

[(1, 20497152), (2, 10248576), (3, 6832384), (4, 5124288), (6, 3416192), (8, 2562144), (12, 1708096), (13, 1576704), (16, 1281072), (24, 854048), (26, 788352), (32, 640536), (39, 525568), (48, 427024), (52, 394176), (64, 320268), (78, 262784), (96, 213512), (104, 197088), (128, 160134), (156, 131392), (192, 106756), (208, 98544), (256, 80067), (312, 65696), (384, 53378), (416, 49272), (624, 32848), (768, 26689), (832, 24636), (1248, 16424), (1664, 12318), (2053, 9984), (2496, 8212), (3328, 6159), (4106, 4992)]