20681298

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{941}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 51546240

約数和(自身を除く): 30864942

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 941, 999, 1221, 1882, 1998, 2442, 2823, 3663, 5646, 7326, 8469, 10351, 10989, 16938, 20702, 21978, 25407, 31053, 34817, 50814, 62106, 69634, 93159, 104451, 186318, 208902, 279477, 313353, 382987, 558954, 626706, 765974, 940059, 1148961, 1880118, 2297922, 3446883, 6893766, 10340649, 20681298]

約数ペア:

[(1, 20681298), (2, 10340649), (3, 6893766), (6, 3446883), (9, 2297922), (11, 1880118), (18, 1148961), (22, 940059), (27, 765974), (33, 626706), (37, 558954), (54, 382987), (66, 313353), (74, 279477), (99, 208902), (111, 186318), (198, 104451), (222, 93159), (297, 69634), (333, 62106), (407, 50814), (594, 34817), (666, 31053), (814, 25407), (941, 21978), (999, 20702), (1221, 16938), (1882, 10989), (1998, 10351), (2442, 8469), (2823, 7326), (3663, 5646)]