19790571

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6551}}^1$

素因数の和:6626

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 8514069

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 6551, 19653, 124469, 347203, 373407, 1041609, 6596857, 19790571]

約数ペア:

[(1, 19790571), (3, 6596857), (19, 1041609), (53, 373407), (57, 347203), (159, 124469), (1007, 19653), (3021, 6551)]