20167589967

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{7561901}}^1$

素因数の和:7562038

約数の個数: 16

約数和(自身を含む): 30973550592

約数和(自身を除く): 10805960625

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 7561901, 22685703, 52933307, 158799921, 960361427, 2881084281, 6722529989, 20167589967]

約数ペア:

[(1, 20167589967), (3, 6722529989), (7, 2881084281), (21, 960361427), (127, 158799921), (381, 52933307), (889, 22685703), (2667, 7561901)]