1115728

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:654

約数の個数: 20

約数和(自身を含む): 2181780

約数和(自身を除く): 1066052

約数列:

[1, 2, 4, 8, 16, 137, 274, 509, 548, 1018, 1096, 2036, 2192, 4072, 8144, 69733, 139466, 278932, 557864, 1115728]

約数ペア:

[(1, 1115728), (2, 557864), (4, 278932), (8, 139466), (16, 69733), (137, 8144), (274, 4072), (509, 2192), (548, 2036), (1018, 1096)]