19701268

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 35126784

約数和(自身を除く): 15425516

約数列:

[1, 2, 4, 107, 191, 214, 241, 382, 428, 482, 764, 964, 20437, 25787, 40874, 46031, 51574, 81748, 92062, 103148, 184124, 4925317, 9850634, 19701268]

約数ペア:

[(1, 19701268), (2, 9850634), (4, 4925317), (107, 184124), (191, 103148), (214, 92062), (241, 81748), (382, 51574), (428, 46031), (482, 40874), (764, 25787), (964, 20437)]