19775497

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{337}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 23167872

約数和(自身を除く): 3392375

約数列:

[1, 7, 83, 101, 337, 581, 707, 2359, 8383, 27971, 34037, 58681, 195797, 238259, 2825071, 19775497]

約数ペア:

[(1, 19775497), (7, 2825071), (83, 238259), (101, 195797), (337, 58681), (581, 34037), (707, 27971), (2359, 8383)]