19840982

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3319}}^1$

素因数の和:3396

約数の個数: 24

約数和(自身を含む): 35198640

約数和(自身を除く): 15357658

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 3319, 5978, 6638, 23233, 46466, 162631, 202459, 325262, 404918, 1417213, 2834426, 9920491, 19840982]

約数ペア:

[(1, 19840982), (2, 9920491), (7, 2834426), (14, 1417213), (49, 404918), (61, 325262), (98, 202459), (122, 162631), (427, 46466), (854, 23233), (2989, 6638), (3319, 5978)]