20744998

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1944

約数の個数: 24

約数和(自身を含む): 34813800

約数和(自身を除く): 14068802

約数列:

[1, 2, 17, 19, 34, 38, 289, 323, 578, 646, 1889, 3778, 5491, 10982, 32113, 35891, 64226, 71782, 545921, 610147, 1091842, 1220294, 10372499, 20744998]

約数ペア:

[(1, 20744998), (2, 10372499), (17, 1220294), (19, 1091842), (34, 610147), (38, 545921), (289, 71782), (323, 64226), (578, 35891), (646, 32113), (1889, 10982), (3778, 5491)]