19946706

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5441}}^1$

素因数の和:5506

約数の個数: 32

約数和(自身を含む): 43884288

約数和(自身を除く): 23937582

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5441, 10882, 16323, 32646, 70733, 141466, 212199, 255727, 424398, 511454, 767181, 1534362, 3324451, 6648902, 9973353, 19946706]

約数ペア:

[(1, 19946706), (2, 9973353), (3, 6648902), (6, 3324451), (13, 1534362), (26, 767181), (39, 511454), (47, 424398), (78, 255727), (94, 212199), (141, 141466), (282, 70733), (611, 32646), (1222, 16323), (1833, 10882), (3666, 5441)]