15640842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{372401}}^1$

素因数の和:372413

約数の個数: 16

約数和(自身を含む): 35750592

約数和(自身を除く): 20109750

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 372401, 744802, 1117203, 2234406, 2606807, 5213614, 7820421, 15640842]

約数ペア:

[(1, 15640842), (2, 7820421), (3, 5213614), (6, 2606807), (7, 2234406), (14, 1117203), (21, 744802), (42, 372401)]