20512514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 36495360

約数和(自身を除く): 15982846

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 341, 418, 589, 682, 1178, 1583, 3166, 6479, 12958, 17413, 30077, 34826, 49073, 60154, 98146, 330847, 539803, 661694, 932387, 1079606, 1864774, 10256257, 20512514]

約数ペア:

[(1, 20512514), (2, 10256257), (11, 1864774), (19, 1079606), (22, 932387), (31, 661694), (38, 539803), (62, 330847), (209, 98146), (341, 60154), (418, 49073), (589, 34826), (682, 30077), (1178, 17413), (1583, 12958), (3166, 6479)]