20970290968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{885869}}^1$

素因数の和:886155

約数の個数: 32

約数和(自身を含む): 43053282000

約数和(自身を除く): 22082991032

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 269, 538, 1076, 2152, 2959, 5918, 11836, 23672, 885869, 1771738, 3543476, 7086952, 9744559, 19489118, 38978236, 77956472, 238298761, 476597522, 953195044, 1906390088, 2621286371, 5242572742, 10485145484, 20970290968]

約数ペア:

[(1, 20970290968), (2, 10485145484), (4, 5242572742), (8, 2621286371), (11, 1906390088), (22, 953195044), (44, 476597522), (88, 238298761), (269, 77956472), (538, 38978236), (1076, 19489118), (2152, 9744559), (2959, 7086952), (5918, 3543476), (11836, 1771738), (23672, 885869)]