12640816792

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{691}}^1\times {\mathrm{16451}}^1$

素因数の和:17287

約数の個数: 32

約数和(自身を含む): 23908046400

約数和(自身を除く): 11267229608

約数列:

[1, 2, 4, 8, 139, 278, 556, 691, 1112, 1382, 2764, 5528, 16451, 32902, 65804, 96049, 131608, 192098, 384196, 768392, 2286689, 4573378, 9146756, 11367641, 18293512, 22735282, 45470564, 90941128, 1580102099, 3160204198, 6320408396, 12640816792]

約数ペア:

[(1, 12640816792), (2, 6320408396), (4, 3160204198), (8, 1580102099), (139, 90941128), (278, 45470564), (556, 22735282), (691, 18293512), (1112, 11367641), (1382, 9146756), (2764, 4573378), (5528, 2286689), (16451, 768392), (32902, 384196), (65804, 192098), (96049, 131608)]