218420818

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{19429}}^1$

素因数の和:19522

約数の個数: 32

約数和(自身を含む): 414092160

約数和(自身を除く): 195671342

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 511, 803, 1022, 1606, 5621, 11242, 19429, 38858, 136003, 213719, 272006, 427438, 1418317, 1496033, 2836634, 2992066, 9928219, 15601487, 19856438, 31202974, 109210409, 218420818]

約数ペア:

[(1, 218420818), (2, 109210409), (7, 31202974), (11, 19856438), (14, 15601487), (22, 9928219), (73, 2992066), (77, 2836634), (146, 1496033), (154, 1418317), (511, 427438), (803, 272006), (1022, 213719), (1606, 136003), (5621, 38858), (11242, 19429)]