2018240021

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{32917}}^1$

素因数の和:33404

約数の個数: 16

約数和(自身を含む): 2433298560

約数和(自身を除く): 415058539

約数列:

[1, 7, 19, 133, 461, 3227, 8759, 32917, 61313, 230419, 625423, 4377961, 15174737, 106223159, 288320003, 2018240021]

約数ペア:

[(1, 2018240021), (7, 288320003), (19, 106223159), (133, 15174737), (461, 4377961), (3227, 625423), (8759, 230419), (32917, 61313)]