20149661427

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6902933}}^1$

素因数の和:6903082

約数の個数: 16

約数和(自身を含む): 30925144320

約数和(自身を除く): 10775482893

約数列:

[1, 3, 7, 21, 139, 417, 973, 2919, 6902933, 20708799, 48320531, 144961593, 959507687, 2878523061, 6716553809, 20149661427]

約数ペア:

[(1, 20149661427), (3, 6716553809), (7, 2878523061), (21, 959507687), (139, 144961593), (417, 48320531), (973, 20708799), (2919, 6902933)]