19708854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4457}}^1$

素因数の和:4540

約数の個数: 32

約数和(自身を含む): 43652736

約数和(自身を除く): 23943882

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 134, 201, 402, 737, 1474, 2211, 4422, 4457, 8914, 13371, 26742, 49027, 98054, 147081, 294162, 298619, 597238, 895857, 1791714, 3284809, 6569618, 9854427, 19708854]

約数ペア:

[(1, 19708854), (2, 9854427), (3, 6569618), (6, 3284809), (11, 1791714), (22, 895857), (33, 597238), (66, 298619), (67, 294162), (134, 147081), (201, 98054), (402, 49027), (737, 26742), (1474, 13371), (2211, 8914), (4422, 4457)]