20123781334

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14312789}}^1$

素因数の和:14312847

約数の個数: 16

約数和(自身を含む): 32633161200

約数和(自身を除く): 12509379866

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14312789, 28625578, 271942991, 529573193, 543885982, 1059146386, 10061890667, 20123781334]

約数ペア:

[(1, 20123781334), (2, 10061890667), (19, 1059146386), (37, 543885982), (38, 529573193), (74, 271942991), (703, 28625578), (1406, 14312789)]