19353213

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{839}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 30663360

約数和(自身を除く): 11310147

約数列:

[1, 3, 9, 11, 33, 99, 233, 699, 839, 2097, 2517, 2563, 7551, 7689, 9229, 23067, 27687, 83061, 195487, 586461, 1759383, 2150357, 6451071, 19353213]

約数ペア:

[(1, 19353213), (3, 6451071), (9, 2150357), (11, 1759383), (33, 586461), (99, 195487), (233, 83061), (699, 27687), (839, 23067), (2097, 9229), (2517, 7689), (2563, 7551)]