2019988553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{691}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 2367636480

約数和(自身を除く): 347647927

約数列:

[1, 11, 19, 71, 197, 209, 691, 781, 1349, 2167, 3743, 7601, 13129, 13987, 14839, 41173, 49061, 136127, 144419, 153857, 265753, 539671, 932159, 1497397, 2586413, 2923283, 9665017, 10253749, 28450543, 106315187, 183635323, 2019988553]

約数ペア:

[(1, 2019988553), (11, 183635323), (19, 106315187), (71, 28450543), (197, 10253749), (209, 9665017), (691, 2923283), (781, 2586413), (1349, 1497397), (2167, 932159), (3743, 539671), (7601, 265753), (13129, 153857), (13987, 144419), (14839, 136127), (41173, 49061)]