19171313

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1112

約数の個数: 16

約数和(自身を含む): 22802304

約数和(自身を除く): 3630991

約数列:

[1, 7, 41, 67, 287, 469, 997, 2747, 6979, 19229, 40877, 66799, 286139, 467593, 2738759, 19171313]

約数ペア:

[(1, 19171313), (7, 2738759), (41, 467593), (67, 286139), (287, 66799), (469, 40877), (997, 19229), (2747, 6979)]