20218098805

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{11117}}^1$

素因数の和:11349

約数の個数: 32

約数和(自身を含む): 25359713280

約数和(自身を除く): 5141614475

約数列:

[1, 5, 47, 71, 109, 235, 355, 545, 3337, 5123, 7739, 11117, 16685, 25615, 38695, 55585, 363733, 522499, 789307, 1211753, 1818665, 2612495, 3946535, 6058765, 37097429, 56952391, 86034463, 185487145, 284761955, 430172315, 4043619761, 20218098805]

約数ペア:

[(1, 20218098805), (5, 4043619761), (47, 430172315), (71, 284761955), (109, 185487145), (235, 86034463), (355, 56952391), (545, 37097429), (3337, 6058765), (5123, 3946535), (7739, 2612495), (11117, 1818665), (16685, 1211753), (25615, 789307), (38695, 522499), (55585, 363733)]