16985206

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{19889}}^1$

素因数の和:19959

約数の個数: 16

約数和(自身を含む): 29596320

約数和(自身を除く): 12611114

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 19889, 39778, 139223, 278446, 1213229, 2426458, 8492603, 16985206]

約数ペア:

[(1, 16985206), (2, 8492603), (7, 2426458), (14, 1213229), (61, 278446), (122, 139223), (427, 39778), (854, 19889)]