20336842

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1337

約数の個数: 16

約数和(自身を含む): 31288680

約数和(自身を除く): 10951838

約数列:

[1, 2, 53, 106, 173, 346, 1109, 2218, 9169, 18338, 58777, 117554, 191857, 383714, 10168421, 20336842]

約数ペア:

[(1, 20336842), (2, 10168421), (53, 383714), (106, 191857), (173, 117554), (346, 58777), (1109, 18338), (2218, 9169)]