208180864

素因数分解:

$2^7\times {\mathrm{167}}^1\times {\mathrm{9739}}^1$

素因数の和:9920

約数の個数: 32

約数和(自身を含む): 417261600

約数和(自身を除く): 209080736

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 334, 668, 1336, 2672, 5344, 9739, 10688, 19478, 21376, 38956, 77912, 155824, 311648, 623296, 1246592, 1626413, 3252826, 6505652, 13011304, 26022608, 52045216, 104090432, 208180864]

約数ペア:

[(1, 208180864), (2, 104090432), (4, 52045216), (8, 26022608), (16, 13011304), (32, 6505652), (64, 3252826), (128, 1626413), (167, 1246592), (334, 623296), (668, 311648), (1336, 155824), (2672, 77912), (5344, 38956), (9739, 21376), (10688, 19478)]