20127741

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{4217}}^1$

素因数の和:4300

約数の個数: 16

約数和(自身を含む): 28209984

約数和(自身を除く): 8082243

約数列:

[1, 3, 37, 43, 111, 129, 1591, 4217, 4773, 12651, 156029, 181331, 468087, 543993, 6709247, 20127741]

約数ペア:

[(1, 20127741), (3, 6709247), (37, 543993), (43, 468087), (111, 181331), (129, 156029), (1591, 12651), (4217, 4773)]