18218996872

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{2207}}^1\times {\mathrm{7877}}^1$

素因数の和:10221

約数の個数: 32

約数和(自身を含む): 34441355520

約数和(自身を除く): 16222358648

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 2207, 4414, 7877, 8828, 15754, 17656, 31508, 63016, 289117, 578234, 1031887, 1156468, 2063774, 2312936, 4127548, 8255096, 17384539, 34769078, 69538156, 139076312, 2277374609, 4554749218, 9109498436, 18218996872]

約数ペア:

[(1, 18218996872), (2, 9109498436), (4, 4554749218), (8, 2277374609), (131, 139076312), (262, 69538156), (524, 34769078), (1048, 17384539), (2207, 8255096), (4414, 4127548), (7877, 2312936), (8828, 2063774), (15754, 1156468), (17656, 1031887), (31508, 578234), (63016, 289117)]