19580316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{907}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 52475136

約数和(自身を除く): 32894820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 907, 1028, 1542, 1799, 1814, 2721, 3084, 3598, 3628, 5397, 5442, 6349, 7196, 10794, 10884, 12698, 19047, 21588, 25396, 38094, 76188, 233099, 466198, 699297, 932396, 1398594, 1631693, 2797188, 3263386, 4895079, 6526772, 9790158, 19580316]

約数ペア:

[(1, 19580316), (2, 9790158), (3, 6526772), (4, 4895079), (6, 3263386), (7, 2797188), (12, 1631693), (14, 1398594), (21, 932396), (28, 699297), (42, 466198), (84, 233099), (257, 76188), (514, 38094), (771, 25396), (907, 21588), (1028, 19047), (1542, 12698), (1799, 10884), (1814, 10794), (2721, 7196), (3084, 6349), (3598, 5442), (3628, 5397)]