19743272

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{18839}}^1$

素因数の和:18976

約数の個数: 16

約数和(自身を含む): 37303200

約数和(自身を除く): 17559928

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 18839, 37678, 75356, 150712, 2467909, 4935818, 9871636, 19743272]

約数ペア:

[(1, 19743272), (2, 9871636), (4, 4935818), (8, 2467909), (131, 150712), (262, 75356), (524, 37678), (1048, 18839)]