19972082

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1597}}^1$

素因数の和:1662

約数の個数: 24

約数和(自身を含む): 33337476

約数和(自身を除く): 13365394

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1597, 3194, 6253, 12506, 20761, 41522, 59089, 118178, 269893, 539786, 768157, 1536314, 9986041, 19972082]

約数ペア:

[(1, 19972082), (2, 9986041), (13, 1536314), (26, 768157), (37, 539786), (74, 269893), (169, 118178), (338, 59089), (481, 41522), (962, 20761), (1597, 12506), (3194, 6253)]