20323619

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 16

約数和(自身を含む): 22435200

約数和(自身を除く): 2111581

約数列:

[1, 17, 37, 79, 409, 629, 1343, 2923, 6953, 15133, 32311, 49691, 257261, 549287, 1195507, 20323619]

約数ペア:

[(1, 20323619), (17, 1195507), (37, 549287), (79, 257261), (409, 49691), (629, 32311), (1343, 15133), (2923, 6953)]