123794864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{126839}}^1$

素因数の和:126908

約数の個数: 20

約数和(自身を含む): 243786480

約数和(自身を除く): 119991616

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 126839, 253678, 507356, 1014712, 2029424, 7737179, 15474358, 30948716, 61897432, 123794864]

約数ペア:

[(1, 123794864), (2, 61897432), (4, 30948716), (8, 15474358), (16, 7737179), (61, 2029424), (122, 1014712), (244, 507356), (488, 253678), (976, 126839)]