39890648

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30971}}^1$

素因数の和:31007

約数の個数: 32

約数和(自身を含む): 89199360

約数和(自身を除く): 49308712

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 30971, 61942, 123884, 216797, 247768, 433594, 712333, 867188, 1424666, 1734376, 2849332, 4986331, 5698664, 9972662, 19945324, 39890648]

約数ペア:

[(1, 39890648), (2, 19945324), (4, 9972662), (7, 5698664), (8, 4986331), (14, 2849332), (23, 1734376), (28, 1424666), (46, 867188), (56, 712333), (92, 433594), (161, 247768), (184, 216797), (322, 123884), (644, 61942), (1288, 30971)]