19680474

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{9619}}^1$

素因数の和:9666

約数の個数: 32

約数和(自身を含む): 44328960

約数和(自身を除く): 24648486

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 9619, 19238, 28857, 57714, 105809, 211618, 298189, 317427, 596378, 634854, 894567, 1789134, 3280079, 6560158, 9840237, 19680474]

約数ペア:

[(1, 19680474), (2, 9840237), (3, 6560158), (6, 3280079), (11, 1789134), (22, 894567), (31, 634854), (33, 596378), (62, 317427), (66, 298189), (93, 211618), (186, 105809), (341, 57714), (682, 28857), (1023, 19238), (2046, 9619)]