156760456

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{19813}}^1$

素因数の和:19885

約数の個数: 32

約数和(自身を含む): 313853760

約数和(自身を除く): 157093304

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 3956, 7912, 19813, 39626, 79252, 158504, 455699, 851959, 911398, 1703918, 1822796, 3407836, 3645592, 6815672, 19595057, 39190114, 78380228, 156760456]

約数ペア:

[(1, 156760456), (2, 78380228), (4, 39190114), (8, 19595057), (23, 6815672), (43, 3645592), (46, 3407836), (86, 1822796), (92, 1703918), (172, 911398), (184, 851959), (344, 455699), (989, 158504), (1978, 79252), (3956, 39626), (7912, 19813)]