20405802

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{269}}^2$

素因数の和:590

約数の個数: 24

約数和(自身を含む): 41835456

約数和(自身を除く): 21429654

約数列:

[1, 2, 3, 6, 47, 94, 141, 269, 282, 538, 807, 1614, 12643, 25286, 37929, 72361, 75858, 144722, 217083, 434166, 3400967, 6801934, 10202901, 20405802]

約数ペア:

[(1, 20405802), (2, 10202901), (3, 6801934), (6, 3400967), (47, 434166), (94, 217083), (141, 144722), (269, 75858), (282, 72361), (538, 37929), (807, 25286), (1614, 12643)]