20800461

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{13411}}^1$

素因数の和:13472

約数の個数: 16

約数和(自身を含む): 30901248

約数和(自身を除く): 10100787

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 13411, 40233, 147521, 442563, 630317, 1890951, 6933487, 20800461]

約数ペア:

[(1, 20800461), (3, 6933487), (11, 1890951), (33, 630317), (47, 442563), (141, 147521), (517, 40233), (1551, 13411)]