197591044

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{19991}}^1$

素因数の和:20355

約数の個数: 24

約数和(自身を含む): 396321408

約数和(自身を除く): 198730364

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2471, 4942, 9884, 19991, 39982, 79964, 139937, 279874, 559748, 7056823, 14113646, 28227292, 49397761, 98795522, 197591044]

約数ペア:

[(1, 197591044), (2, 98795522), (4, 49397761), (7, 28227292), (14, 14113646), (28, 7056823), (353, 559748), (706, 279874), (1412, 139937), (2471, 79964), (4942, 39982), (9884, 19991)]