19732951

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1354

約数の個数: 16

約数和(自身を含む): 23560000

約数和(自身を除く): 3827049

約数列:

[1, 7, 37, 61, 259, 427, 1249, 2257, 8743, 15799, 46213, 76189, 323491, 533323, 2818993, 19732951]

約数ペア:

[(1, 19732951), (7, 2818993), (37, 533323), (61, 323491), (259, 76189), (427, 46213), (1249, 15799), (2257, 8743)]