20626346

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 34825728

約数和(自身を除く): 14199382

約数列:

[1, 2, 13, 26, 31, 62, 157, 163, 314, 326, 403, 806, 2041, 2119, 4082, 4238, 4867, 5053, 9734, 10106, 25591, 51182, 63271, 65689, 126542, 131378, 332683, 665366, 793321, 1586642, 10313173, 20626346]

約数ペア:

[(1, 20626346), (2, 10313173), (13, 1586642), (26, 793321), (31, 665366), (62, 332683), (157, 131378), (163, 126542), (314, 65689), (326, 63271), (403, 51182), (806, 25591), (2041, 10106), (2119, 9734), (4082, 5053), (4238, 4867)]