208023890

素因数分解:

$2^1\times 5^1\times {\mathrm{2549}}^1\times {\mathrm{8161}}^1$

素因数の和:10717

約数の個数: 16

約数和(自身を含む): 374635800

約数和(自身を除く): 166611910

約数列:

[1, 2, 5, 10, 2549, 5098, 8161, 12745, 16322, 25490, 40805, 81610, 20802389, 41604778, 104011945, 208023890]

約数ペア:

[(1, 208023890), (2, 104011945), (5, 41604778), (10, 20802389), (2549, 81610), (5098, 40805), (8161, 25490), (12745, 16322)]