20178023769

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{118000139}}^1$

素因数の和:118000164

約数の個数: 12

約数和(自身を含む): 30680036400

約数和(自身を除く): 10502012631

約数列:

[1, 3, 9, 19, 57, 171, 118000139, 354000417, 1062001251, 2242002641, 6726007923, 20178023769]

約数ペア:

[(1, 20178023769), (3, 6726007923), (9, 2242002641), (19, 1062001251), (57, 354000417), (171, 118000139)]