20126628

素因数分解:

$2^2\times 3^2\times {\mathrm{271}}^1\times {\mathrm{2063}}^1$

素因数の和:2344

約数の個数: 36

約数和(自身を含む): 51088128

約数和(自身を除く): 30961500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 271, 542, 813, 1084, 1626, 2063, 2439, 3252, 4126, 4878, 6189, 8252, 9756, 12378, 18567, 24756, 37134, 74268, 559073, 1118146, 1677219, 2236292, 3354438, 5031657, 6708876, 10063314, 20126628]

約数ペア:

[(1, 20126628), (2, 10063314), (3, 6708876), (4, 5031657), (6, 3354438), (9, 2236292), (12, 1677219), (18, 1118146), (36, 559073), (271, 74268), (542, 37134), (813, 24756), (1084, 18567), (1626, 12378), (2063, 9756), (2439, 8252), (3252, 6189), (4126, 4878)]