2987219888

素因数分解:

$2^4\times {\mathrm{1489}}^1\times {\mathrm{125387}}^1$

素因数の和:126884

約数の個数: 20

約数和(自身を含む): 5791671720

約数和(自身を除く): 2804451832

約数列:

[1, 2, 4, 8, 16, 1489, 2978, 5956, 11912, 23824, 125387, 250774, 501548, 1003096, 2006192, 186701243, 373402486, 746804972, 1493609944, 2987219888]

約数ペア:

[(1, 2987219888), (2, 1493609944), (4, 746804972), (8, 373402486), (16, 186701243), (1489, 2006192), (2978, 1003096), (5956, 501548), (11912, 250774), (23824, 125387)]