12439768

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 26142480

約数和(自身を除く): 13702712

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 121, 142, 181, 242, 284, 362, 484, 568, 724, 781, 968, 1448, 1562, 1991, 3124, 3982, 6248, 7964, 8591, 12851, 15928, 17182, 21901, 25702, 34364, 43802, 51404, 68728, 87604, 102808, 141361, 175208, 282722, 565444, 1130888, 1554971, 3109942, 6219884, 12439768]

約数ペア:

[(1, 12439768), (2, 6219884), (4, 3109942), (8, 1554971), (11, 1130888), (22, 565444), (44, 282722), (71, 175208), (88, 141361), (121, 102808), (142, 87604), (181, 68728), (242, 51404), (284, 43802), (362, 34364), (484, 25702), (568, 21901), (724, 17182), (781, 15928), (968, 12851), (1448, 8591), (1562, 7964), (1991, 6248), (3124, 3982)]