20090119312

素因数分解:

$2^4\times {\mathrm{919}}^1\times {\mathrm{1366303}}^1$

素因数の和:1367230

約数の個数: 20

約数和(自身を含む): 38966990080

約数和(自身を除く): 18876870768

約数列:

[1, 2, 4, 8, 16, 919, 1838, 3676, 7352, 14704, 1366303, 2732606, 5465212, 10930424, 21860848, 1255632457, 2511264914, 5022529828, 10045059656, 20090119312]

約数ペア:

[(1, 20090119312), (2, 10045059656), (4, 5022529828), (8, 2511264914), (16, 1255632457), (919, 21860848), (1838, 10930424), (3676, 5465212), (7352, 2732606), (14704, 1366303)]