19448324

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 41395200

約数和(自身を除く): 21946876

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 139, 263, 266, 278, 526, 532, 556, 973, 1052, 1841, 1946, 2641, 3682, 3892, 4997, 5282, 7364, 9994, 10564, 18487, 19988, 34979, 36557, 36974, 69958, 73114, 73948, 139916, 146228, 255899, 511798, 694583, 1023596, 1389166, 2778332, 4862081, 9724162, 19448324]

約数ペア:

[(1, 19448324), (2, 9724162), (4, 4862081), (7, 2778332), (14, 1389166), (19, 1023596), (28, 694583), (38, 511798), (76, 255899), (133, 146228), (139, 139916), (263, 73948), (266, 73114), (278, 69958), (526, 36974), (532, 36557), (556, 34979), (973, 19988), (1052, 18487), (1841, 10564), (1946, 9994), (2641, 7364), (3682, 5282), (3892, 4997)]