204885128

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{35521}}^1$

素因数の和:35637

約数の個数: 32

約数和(自身を含む): 443314560

約数和(自身を除く): 238429432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 35521, 71042, 142084, 248647, 284168, 497294, 994588, 1989176, 3658663, 7317326, 14634652, 25610641, 29269304, 51221282, 102442564, 204885128]

約数ペア:

[(1, 204885128), (2, 102442564), (4, 51221282), (7, 29269304), (8, 25610641), (14, 14634652), (28, 7317326), (56, 3658663), (103, 1989176), (206, 994588), (412, 497294), (721, 284168), (824, 248647), (1442, 142084), (2884, 71042), (5768, 35521)]