19871584

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{6029}}^1$

素因数の和:6142

約数の個数: 24

約数和(自身を含む): 39508560

約数和(自身を除く): 19636976

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 6029, 12058, 24116, 48232, 96464, 192928, 620987, 1241974, 2483948, 4967896, 9935792, 19871584]

約数ペア:

[(1, 19871584), (2, 9935792), (4, 4967896), (8, 2483948), (16, 1241974), (32, 620987), (103, 192928), (206, 96464), (412, 48232), (824, 24116), (1648, 12058), (3296, 6029)]