20936289

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 10997151

約数列:

[1, 3, 11, 29, 33, 87, 131, 167, 319, 393, 501, 957, 1441, 1837, 3799, 4323, 4843, 5511, 11397, 14529, 21877, 41789, 53273, 65631, 125367, 159819, 240647, 634433, 721941, 1903299, 6978763, 20936289]

約数ペア:

[(1, 20936289), (3, 6978763), (11, 1903299), (29, 721941), (33, 634433), (87, 240647), (131, 159819), (167, 125367), (319, 65631), (393, 53273), (501, 41789), (957, 21877), (1441, 14529), (1837, 11397), (3799, 5511), (4323, 4843)]