20153072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{66293}}^1$

素因数の和:66320

約数の個数: 20

約数和(自身を含む): 41102280

約数和(自身を除く): 20949208

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 66293, 132586, 265172, 530344, 1060688, 1259567, 2519134, 5038268, 10076536, 20153072]

約数ペア:

[(1, 20153072), (2, 10076536), (4, 5038268), (8, 2519134), (16, 1259567), (19, 1060688), (38, 530344), (76, 265172), (152, 132586), (304, 66293)]