20686540072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8106011}}^1$

素因数の和:8106057

約数の個数: 32

約数和(自身を含む): 43772464800

約数和(自身を除く): 23085924728

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 8106011, 16212022, 32424044, 64848088, 89166121, 178332242, 235074319, 356664484, 470148638, 713328968, 940297276, 1880594552, 2585817509, 5171635018, 10343270036, 20686540072]

約数ペア:

[(1, 20686540072), (2, 10343270036), (4, 5171635018), (8, 2585817509), (11, 1880594552), (22, 940297276), (29, 713328968), (44, 470148638), (58, 356664484), (88, 235074319), (116, 178332242), (232, 89166121), (319, 64848088), (638, 32424044), (1276, 16212022), (2552, 8106011)]