20940753

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3767}}^1$

素因数の和:3896

約数の個数: 16

約数和(自身を含む): 29842560

約数和(自身を除く): 8901807

約数列:

[1, 3, 17, 51, 109, 327, 1853, 3767, 5559, 11301, 64039, 192117, 410603, 1231809, 6980251, 20940753]

約数ペア:

[(1, 20940753), (3, 6980251), (17, 1231809), (51, 410603), (109, 192117), (327, 64039), (1853, 11301), (3767, 5559)]