20532267

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{7949}}^1$

素因数の和:8003

約数の個数: 24

約数和(自身を含む): 34725600

約数和(自身を除く): 14193333

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 7949, 23847, 55643, 71541, 166929, 325909, 500787, 977727, 2281363, 2933181, 6844089, 20532267]

約数ペア:

[(1, 20532267), (3, 6844089), (7, 2933181), (9, 2281363), (21, 977727), (41, 500787), (63, 325909), (123, 166929), (287, 71541), (369, 55643), (861, 23847), (2583, 7949)]