143824

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 20

約数和(自身を含む): 284580

約数和(自身を除く): 140756

約数列:

[1, 2, 4, 8, 16, 89, 101, 178, 202, 356, 404, 712, 808, 1424, 1616, 8989, 17978, 35956, 71912, 143824]

約数ペア:

[(1, 143824), (2, 71912), (4, 35956), (8, 17978), (16, 8989), (89, 1616), (101, 1424), (178, 808), (202, 712), (356, 404)]