20073728

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{4127}}^1$

素因数の和:4162

約数の個数: 36

約数和(自身を含む): 42188160

約数和(自身を除く): 22114432

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 4127, 4864, 8254, 16508, 33016, 66032, 78413, 132064, 156826, 264128, 313652, 528256, 627304, 1056512, 1254608, 2509216, 5018432, 10036864, 20073728]

約数ペア:

[(1, 20073728), (2, 10036864), (4, 5018432), (8, 2509216), (16, 1254608), (19, 1056512), (32, 627304), (38, 528256), (64, 313652), (76, 264128), (128, 156826), (152, 132064), (256, 78413), (304, 66032), (608, 33016), (1216, 16508), (2432, 8254), (4127, 4864)]