20185051854

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8265787}}^1$

素因数の和:8265840

約数の個数: 32

約数和(自身を含む): 45230391936

約数和(自身を除く): 25045340082

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8265787, 16531574, 24797361, 49594722, 90923657, 181847314, 272770971, 305834119, 545541942, 611668238, 917502357, 1835004714, 3364175309, 6728350618, 10092525927, 20185051854]

約数ペア:

[(1, 20185051854), (2, 10092525927), (3, 6728350618), (6, 3364175309), (11, 1835004714), (22, 917502357), (33, 611668238), (37, 545541942), (66, 305834119), (74, 272770971), (111, 181847314), (222, 90923657), (407, 49594722), (814, 24797361), (1221, 16531574), (2442, 8265787)]