20778826197

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1\times {\mathrm{98213}}^1$

素因数の和:98972

約数の個数: 16

約数和(自身を含む): 28002775680

約数和(自身を除く): 7223949483

約数列:

[1, 3, 109, 327, 647, 1941, 70523, 98213, 211569, 294639, 10705217, 32115651, 63543811, 190631433, 6926275399, 20778826197]

約数ペア:

[(1, 20778826197), (3, 6926275399), (109, 190631433), (327, 63543811), (647, 32115651), (1941, 10705217), (70523, 294639), (98213, 211569)]