19700654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8161}}^1$

素因数の和:8251

約数の個数: 16

約数和(自身を含む): 31733856

約数和(自身を除く): 12033202

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 8161, 16322, 138737, 277474, 579431, 1158862, 9850327, 19700654]

約数ペア:

[(1, 19700654), (2, 9850327), (17, 1158862), (34, 579431), (71, 277474), (142, 138737), (1207, 16322), (2414, 8161)]