19715366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4549}}^1$

素因数の和:4759

約数の個数: 16

約数和(自身を含む): 32432400

約数和(自身を除く): 12717034

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4549, 9098, 50039, 100078, 896153, 1792306, 9857683, 19715366]

約数ペア:

[(1, 19715366), (2, 9857683), (11, 1792306), (22, 896153), (197, 100078), (394, 50039), (2167, 9098), (4334, 4549)]