19784905204

素因数分解:

$2^2\times {\mathrm{223}}^1\times {\mathrm{607}}^1\times {\mathrm{36541}}^1$

素因数の和:37375

約数の個数: 24

約数和(自身を含む): 34837096448

約数和(自身を除く): 15052191244

約数列:

[1, 2, 4, 223, 446, 607, 892, 1214, 2428, 36541, 73082, 135361, 146164, 270722, 541444, 8148643, 16297286, 22180387, 32594572, 44360774, 88721548, 4946226301, 9892452602, 19784905204]

約数ペア:

[(1, 19784905204), (2, 9892452602), (4, 4946226301), (223, 88721548), (446, 44360774), (607, 32594572), (892, 22180387), (1214, 16297286), (2428, 8148643), (36541, 541444), (73082, 270722), (135361, 146164)]