19267972

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{1289}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 35000280

約数和(自身を除く): 15732308

約数列:

[1, 2, 4, 37, 74, 101, 148, 202, 404, 1289, 2578, 3737, 5156, 7474, 14948, 47693, 95386, 130189, 190772, 260378, 520756, 4816993, 9633986, 19267972]

約数ペア:

[(1, 19267972), (2, 9633986), (4, 4816993), (37, 520756), (74, 260378), (101, 190772), (148, 130189), (202, 95386), (404, 47693), (1289, 14948), (2578, 7474), (3737, 5156)]