205997528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{22727}}^1$

素因数の和:22847

約数の個数: 32

約数和(自身を含む): 425468160

約数和(自身を除く): 219470632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 103, 206, 412, 824, 1133, 2266, 4532, 9064, 22727, 45454, 90908, 181816, 249997, 499994, 999988, 1999976, 2340881, 4681762, 9363524, 18727048, 25749691, 51499382, 102998764, 205997528]

約数ペア:

[(1, 205997528), (2, 102998764), (4, 51499382), (8, 25749691), (11, 18727048), (22, 9363524), (44, 4681762), (88, 2340881), (103, 1999976), (206, 999988), (412, 499994), (824, 249997), (1133, 181816), (2266, 90908), (4532, 45454), (9064, 22727)]