18756634

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:502

約数の個数: 24

約数和(自身を含む): 30726432

約数和(自身を除く): 11969798

約数列:

[1, 2, 13, 26, 169, 211, 263, 338, 422, 526, 2743, 3419, 5486, 6838, 35659, 44447, 55493, 71318, 88894, 110986, 721409, 1442818, 9378317, 18756634]

約数ペア:

[(1, 18756634), (2, 9378317), (13, 1442818), (26, 721409), (169, 110986), (211, 88894), (263, 71318), (338, 55493), (422, 44447), (526, 35659), (2743, 6838), (3419, 5486)]