20955574

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5923}}^1$

素因数の和:6015

約数の個数: 16

約数和(自身を含む): 33055920

約数和(自身を除く): 12100346

約数列:

[1, 2, 29, 58, 61, 122, 1769, 3538, 5923, 11846, 171767, 343534, 361303, 722606, 10477787, 20955574]

約数ペア:

[(1, 20955574), (2, 10477787), (29, 722606), (58, 361303), (61, 343534), (122, 171767), (1769, 11846), (3538, 5923)]