201917810

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{380977}}^1$

素因数の和:381037

約数の個数: 16

約数和(自身を含む): 370310616

約数和(自身を除く): 168392806

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 380977, 761954, 1904885, 3809770, 20191781, 40383562, 100958905, 201917810]

約数ペア:

[(1, 201917810), (2, 100958905), (5, 40383562), (10, 20191781), (53, 3809770), (106, 1904885), (265, 761954), (530, 380977)]