20747122

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 15540878

約数列:

[1, 2, 11, 22, 29, 31, 58, 62, 319, 341, 638, 682, 899, 1049, 1798, 2098, 9889, 11539, 19778, 23078, 30421, 32519, 60842, 65038, 334631, 357709, 669262, 715418, 943051, 1886102, 10373561, 20747122]

約数ペア:

[(1, 20747122), (2, 10373561), (11, 1886102), (22, 943051), (29, 715418), (31, 669262), (58, 357709), (62, 334631), (319, 65038), (341, 60842), (638, 32519), (682, 30421), (899, 23078), (1049, 19778), (1798, 11539), (2098, 9889)]