121747984

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{39839}}^1$

素因数の和:40038

約数の個数: 20

約数和(自身を含む): 237127680

約数和(自身を除く): 115379696

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 39839, 79678, 159356, 318712, 637424, 7609249, 15218498, 30436996, 60873992, 121747984]

約数ペア:

[(1, 121747984), (2, 60873992), (4, 30436996), (8, 15218498), (16, 7609249), (191, 637424), (382, 318712), (764, 159356), (1528, 79678), (3056, 39839)]