18443888

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{15791}}^1$

素因数の和:15872

約数の個数: 20

約数和(自身を含む): 36226848

約数和(自身を除く): 17782960

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 15791, 31582, 63164, 126328, 252656, 1152743, 2305486, 4610972, 9221944, 18443888]

約数ペア:

[(1, 18443888), (2, 9221944), (4, 4610972), (8, 2305486), (16, 1152743), (73, 252656), (146, 126328), (292, 63164), (584, 31582), (1168, 15791)]