20510208

素因数分解:

$2^9\times 3^2\times {\mathrm{4451}}^1$

素因数の和:4475

約数の個数: 60

約数和(自身を含む): 59207148

約数和(自身を除く): 38696940

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4451, 4608, 8902, 13353, 17804, 26706, 35608, 40059, 53412, 71216, 80118, 106824, 142432, 160236, 213648, 284864, 320472, 427296, 569728, 640944, 854592, 1139456, 1281888, 1709184, 2278912, 2563776, 3418368, 5127552, 6836736, 10255104, 20510208]

約数ペア:

[(1, 20510208), (2, 10255104), (3, 6836736), (4, 5127552), (6, 3418368), (8, 2563776), (9, 2278912), (12, 1709184), (16, 1281888), (18, 1139456), (24, 854592), (32, 640944), (36, 569728), (48, 427296), (64, 320472), (72, 284864), (96, 213648), (128, 160236), (144, 142432), (192, 106824), (256, 80118), (288, 71216), (384, 53412), (512, 40059), (576, 35608), (768, 26706), (1152, 17804), (1536, 13353), (2304, 8902), (4451, 4608)]