639828838

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1530691}}^1$

素因数の和:1530723

約数の個数: 16

約数和(自身を含む): 1102098240

約数和(自身を除く): 462269402

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 1530691, 3061382, 16837601, 29083129, 33675202, 58166258, 319914419, 639828838]

約数ペア:

[(1, 639828838), (2, 319914419), (11, 58166258), (19, 33675202), (22, 29083129), (38, 16837601), (209, 3061382), (418, 1530691)]