20487907436

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{1571}}^1\times {\mathrm{88117}}^1$

素因数の和:89729

約数の個数: 24

約数和(自身を含む): 36846717936

約数和(自身を除く): 16358810500

約数列:

[1, 2, 4, 37, 74, 148, 1571, 3142, 6284, 58127, 88117, 116254, 176234, 232508, 352468, 3260329, 6520658, 13041316, 138431807, 276863614, 553727228, 5121976859, 10243953718, 20487907436]

約数ペア:

[(1, 20487907436), (2, 10243953718), (4, 5121976859), (37, 553727228), (74, 276863614), (148, 138431807), (1571, 13041316), (3142, 6520658), (6284, 3260329), (58127, 352468), (88117, 232508), (116254, 176234)]