218016766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{20183}}^1$

素因数の和:20687

約数の個数: 16

約数和(自身を含む): 357499008

約数和(自身を除く): 139482242

約数列:

[1, 2, 11, 22, 491, 982, 5401, 10802, 20183, 40366, 222013, 444026, 9909853, 19819706, 109008383, 218016766]

約数ペア:

[(1, 218016766), (2, 109008383), (11, 19819706), (22, 9909853), (491, 444026), (982, 222013), (5401, 40366), (10802, 20183)]