18411904

素因数分解:

$2^7\times 7^1\times {\mathrm{20549}}^1$

素因数の和:20570

約数の個数: 32

約数和(自身を含む): 41922000

約数和(自身を除く): 23510096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 20549, 41098, 82196, 143843, 164392, 287686, 328784, 575372, 657568, 1150744, 1315136, 2301488, 2630272, 4602976, 9205952, 18411904]

約数ペア:

[(1, 18411904), (2, 9205952), (4, 4602976), (7, 2630272), (8, 2301488), (14, 1315136), (16, 1150744), (28, 657568), (32, 575372), (56, 328784), (64, 287686), (112, 164392), (128, 143843), (224, 82196), (448, 41098), (896, 20549)]