20465984

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4153}}^1$

素因数の和:4183

約数の個数: 56

約数和(自身を含む): 50645568

約数和(自身を除く): 30179584

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4153, 4928, 8306, 16612, 29071, 33224, 45683, 58142, 66448, 91366, 116284, 132896, 182732, 232568, 265792, 319781, 365464, 465136, 639562, 730928, 930272, 1279124, 1461856, 1860544, 2558248, 2923712, 5116496, 10232992, 20465984]

約数ペア:

[(1, 20465984), (2, 10232992), (4, 5116496), (7, 2923712), (8, 2558248), (11, 1860544), (14, 1461856), (16, 1279124), (22, 930272), (28, 730928), (32, 639562), (44, 465136), (56, 365464), (64, 319781), (77, 265792), (88, 232568), (112, 182732), (154, 132896), (176, 116284), (224, 91366), (308, 66448), (352, 58142), (448, 45683), (616, 33224), (704, 29071), (1232, 16612), (2464, 8306), (4153, 4928)]