20742018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{10837}}^1$

素因数の和:10882

約数の個数: 32

約数和(自身を含む): 46820160

約数和(自身を除く): 26078142

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 10837, 21674, 32511, 65022, 119207, 238414, 314273, 357621, 628546, 715242, 942819, 1885638, 3457003, 6914006, 10371009, 20742018]

約数ペア:

[(1, 20742018), (2, 10371009), (3, 6914006), (6, 3457003), (11, 1885638), (22, 942819), (29, 715242), (33, 628546), (58, 357621), (66, 314273), (87, 238414), (174, 119207), (319, 65022), (638, 32511), (957, 21674), (1914, 10837)]