218703386

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{4993}}^1$

素因数の和:5198

約数の個数: 24

約数和(自身を含む): 362654292

約数和(自身を除く): 143950906

約数列:

[1, 2, 11, 22, 121, 181, 242, 362, 1991, 3982, 4993, 9986, 21901, 43802, 54923, 109846, 604153, 903733, 1208306, 1807466, 9941063, 19882126, 109351693, 218703386]

約数ペア:

[(1, 218703386), (2, 109351693), (11, 19882126), (22, 9941063), (121, 1807466), (181, 1208306), (242, 903733), (362, 604153), (1991, 109846), (3982, 54923), (4993, 43802), (9986, 21901)]