20702792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7589}}^1$

素因数の和:7637

約数の個数: 32

約数和(自身を含む): 43718400

約数和(自身を除く): 23015608

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 7589, 15178, 30356, 60712, 83479, 166958, 235259, 333916, 470518, 667832, 941036, 1882072, 2587849, 5175698, 10351396, 20702792]

約数ペア:

[(1, 20702792), (2, 10351396), (4, 5175698), (8, 2587849), (11, 1882072), (22, 941036), (31, 667832), (44, 470518), (62, 333916), (88, 235259), (124, 166958), (248, 83479), (341, 60712), (682, 30356), (1364, 15178), (2728, 7589)]