20416869

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{761}}^1$

素因数の和:1049

約数の個数: 24

約数和(自身を含む): 32333184

約数和(自身を除く): 11916315

約数列:

[1, 3, 9, 11, 33, 99, 271, 761, 813, 2283, 2439, 2981, 6849, 8371, 8943, 25113, 26829, 75339, 206231, 618693, 1856079, 2268541, 6805623, 20416869]

約数ペア:

[(1, 20416869), (3, 6805623), (9, 2268541), (11, 1856079), (33, 618693), (99, 206231), (271, 75339), (761, 26829), (813, 25113), (2283, 8943), (2439, 8371), (2981, 6849)]