19377176

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 45830400

約数和(自身を除く): 26453224

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 43, 52, 56, 86, 91, 104, 172, 182, 301, 344, 364, 559, 602, 619, 728, 1118, 1204, 1238, 2236, 2408, 2476, 3913, 4333, 4472, 4952, 7826, 8047, 8666, 15652, 16094, 17332, 26617, 31304, 32188, 34664, 53234, 56329, 64376, 106468, 112658, 186319, 212936, 225316, 346021, 372638, 450632, 692042, 745276, 1384084, 1490552, 2422147, 2768168, 4844294, 9688588, 19377176]

約数ペア:

[(1, 19377176), (2, 9688588), (4, 4844294), (7, 2768168), (8, 2422147), (13, 1490552), (14, 1384084), (26, 745276), (28, 692042), (43, 450632), (52, 372638), (56, 346021), (86, 225316), (91, 212936), (104, 186319), (172, 112658), (182, 106468), (301, 64376), (344, 56329), (364, 53234), (559, 34664), (602, 32188), (619, 31304), (728, 26617), (1118, 17332), (1204, 16094), (1238, 15652), (2236, 8666), (2408, 8047), (2476, 7826), (3913, 4952), (4333, 4472)]