131984432

素因数分解:

$2^4\times {\mathrm{1993}}^1\times {\mathrm{4139}}^1$

素因数の和:6140

約数の個数: 20

約数和(自身を含む): 255909960

約数和(自身を除く): 123925528

約数列:

[1, 2, 4, 8, 16, 1993, 3986, 4139, 7972, 8278, 15944, 16556, 31888, 33112, 66224, 8249027, 16498054, 32996108, 65992216, 131984432]

約数ペア:

[(1, 131984432), (2, 65992216), (4, 32996108), (8, 16498054), (16, 8249027), (1993, 66224), (3986, 33112), (4139, 31888), (7972, 16556), (8278, 15944)]