20193518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2311}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 32210784

約数和(自身を除く): 12017266

約数列:

[1, 2, 17, 34, 257, 514, 2311, 4369, 4622, 8738, 39287, 78574, 593927, 1187854, 10096759, 20193518]

約数ペア:

[(1, 20193518), (2, 10096759), (17, 1187854), (34, 593927), (257, 78574), (514, 39287), (2311, 8738), (4369, 4622)]