20984222

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88169}}^1$

素因数の和:88195

約数の個数: 16

約数和(自身を含む): 38089440

約数和(自身を除く): 17105218

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88169, 176338, 617183, 1234366, 1498873, 2997746, 10492111, 20984222]

約数ペア:

[(1, 20984222), (2, 10492111), (7, 2997746), (14, 1498873), (17, 1234366), (34, 617183), (119, 176338), (238, 88169)]