20760376

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28517}}^1$

素因数の和:28543

約数の個数: 32

約数和(自身を含む): 47910240

約数和(自身を除く): 27149864

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28517, 57034, 114068, 199619, 228136, 370721, 399238, 741442, 798476, 1482884, 1596952, 2595047, 2965768, 5190094, 10380188, 20760376]

約数ペア:

[(1, 20760376), (2, 10380188), (4, 5190094), (7, 2965768), (8, 2595047), (13, 1596952), (14, 1482884), (26, 798476), (28, 741442), (52, 399238), (56, 370721), (91, 228136), (104, 199619), (182, 114068), (364, 57034), (728, 28517)]