20008270

素因数分解:

$2^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{11981}}^1$

素因数の和:12155

約数の個数: 16

約数和(自身を含む): 36233568

約数和(自身を除く): 16225298

約数列:

[1, 2, 5, 10, 167, 334, 835, 1670, 11981, 23962, 59905, 119810, 2000827, 4001654, 10004135, 20008270]

約数ペア:

[(1, 20008270), (2, 10004135), (5, 4001654), (10, 2000827), (167, 119810), (334, 59905), (835, 23962), (1670, 11981)]