20789430622

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1979}}^1\times {\mathrm{2551}}^1$

素因数の和:4632

約数の個数: 32

約数和(自身を含む): 32743180800

約数和(自身を除く): 11953750178

約数列:

[1, 2, 29, 58, 71, 142, 1979, 2059, 2551, 3958, 4118, 5102, 57391, 73979, 114782, 140509, 147958, 181121, 281018, 362242, 4074761, 5048429, 5252509, 8149522, 10096858, 10505018, 146404441, 292808882, 358438459, 716876918, 10394715311, 20789430622]

約数ペア:

[(1, 20789430622), (2, 10394715311), (29, 716876918), (58, 358438459), (71, 292808882), (142, 146404441), (1979, 10505018), (2059, 10096858), (2551, 8149522), (3958, 5252509), (4118, 5048429), (5102, 4074761), (57391, 362242), (73979, 281018), (114782, 181121), (140509, 147958)]