491476976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{990881}}^1$

素因数の和:990920

約数の個数: 20

約数和(自身を含む): 982954944

約数和(自身を除く): 491477968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 990881, 1981762, 3963524, 7927048, 15854096, 30717311, 61434622, 122869244, 245738488, 491476976]

約数ペア:

[(1, 491476976), (2, 245738488), (4, 122869244), (8, 61434622), (16, 30717311), (31, 15854096), (62, 7927048), (124, 3963524), (248, 1981762), (496, 990881)]