20678294

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16231}}^1$

素因数の和:16260

約数の個数: 24

約数和(自身を含む): 38859408

約数和(自身を除く): 18181114

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16231, 32462, 113617, 211003, 227234, 422006, 795319, 1477021, 1590638, 2954042, 10339147, 20678294]

約数ペア:

[(1, 20678294), (2, 10339147), (7, 2954042), (13, 1590638), (14, 1477021), (26, 795319), (49, 422006), (91, 227234), (98, 211003), (182, 113617), (637, 32462), (1274, 16231)]