20138534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18013}}^1$

素因数の和:18071

約数の個数: 16

約数和(自身を含む): 33289872

約数和(自身を除く): 13151338

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 18013, 36026, 234169, 468338, 774559, 1549118, 10069267, 20138534]

約数ペア:

[(1, 20138534), (2, 10069267), (13, 1549118), (26, 774559), (43, 468338), (86, 234169), (559, 36026), (1118, 18013)]