66689808

素因数分解:

$2^4\times 3^1\times {\mathrm{1389371}}^1$

素因数の和:1389382

約数の個数: 20

約数和(自身を含む): 172282128

約数和(自身を除く): 105592320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1389371, 2778742, 4168113, 5557484, 8336226, 11114968, 16672452, 22229936, 33344904, 66689808]

約数ペア:

[(1, 66689808), (2, 33344904), (3, 22229936), (4, 16672452), (6, 11114968), (8, 8336226), (12, 5557484), (16, 4168113), (24, 2778742), (48, 1389371)]