20910566

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{5381}}^1$

素因数の和:5479

約数の個数: 16

約数和(自身を含む): 32937840

約数和(自身を除く): 12027274

約数列:

[1, 2, 29, 58, 67, 134, 1943, 3886, 5381, 10762, 156049, 312098, 360527, 721054, 10455283, 20910566]

約数ペア:

[(1, 20910566), (2, 10455283), (29, 721054), (58, 360527), (67, 312098), (134, 156049), (1943, 10762), (3886, 5381)]