20178049367

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{143419}}^1$

素因数の和:143726

約数の個数: 16

約数和(自身を含む): 23406144000

約数和(自身を除く): 3228094633

約数列:

[1, 7, 101, 199, 707, 1393, 20099, 140693, 143419, 1003933, 14485319, 28540381, 101397233, 199782667, 2882578481, 20178049367]

約数ペア:

[(1, 20178049367), (7, 2882578481), (101, 199782667), (199, 101397233), (707, 28540381), (1393, 14485319), (20099, 1003933), (140693, 143419)]