20880332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{6007}}^1$

素因数の和:6101

約数の個数: 24

約数和(自身を含む): 40373760

約数和(自身を除く): 19493428

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 6007, 12014, 24028, 66077, 132154, 264308, 474553, 949106, 1898212, 5220083, 10440166, 20880332]

約数ペア:

[(1, 20880332), (2, 10440166), (4, 5220083), (11, 1898212), (22, 949106), (44, 474553), (79, 264308), (158, 132154), (316, 66077), (869, 24028), (1738, 12014), (3476, 6007)]