30721822

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2503}}^1$

素因数の和:2560

約数の個数: 24

約数和(自身を含む): 51517296

約数和(自身を除く): 20795474

約数列:

[1, 2, 17, 19, 34, 38, 323, 361, 646, 722, 2503, 5006, 6137, 12274, 42551, 47557, 85102, 95114, 808469, 903583, 1616938, 1807166, 15360911, 30721822]

約数ペア:

[(1, 30721822), (2, 15360911), (17, 1807166), (19, 1616938), (34, 903583), (38, 808469), (323, 95114), (361, 85102), (646, 47557), (722, 42551), (2503, 12274), (5006, 6137)]