20804950686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1051}}^1\times {\mathrm{253787}}^1$

素因数の和:254856

約数の個数: 32

約数和(自身を含む): 44853475968

約数和(自身を除く): 24048525282

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1051, 2102, 3153, 6306, 13663, 27326, 40989, 81978, 253787, 507574, 761361, 1522722, 3299231, 6598462, 9897693, 19795386, 266730137, 533460274, 800190411, 1600380822, 3467491781, 6934983562, 10402475343, 20804950686]

約数ペア:

[(1, 20804950686), (2, 10402475343), (3, 6934983562), (6, 3467491781), (13, 1600380822), (26, 800190411), (39, 533460274), (78, 266730137), (1051, 19795386), (2102, 9897693), (3153, 6598462), (6306, 3299231), (13663, 1522722), (27326, 761361), (40989, 507574), (81978, 253787)]