638424396

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{311123}}^1$

素因数の和:311155

約数の個数: 48

約数和(自身を含む): 1742294400

約数和(自身を除く): 1103870004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 311123, 622246, 933369, 1244492, 1866738, 2800107, 3733476, 5600214, 5911337, 8400321, 11200428, 11822674, 16800642, 17734011, 23645348, 33601284, 35468022, 53202033, 70936044, 106404066, 159606099, 212808132, 319212198, 638424396]

約数ペア:

[(1, 638424396), (2, 319212198), (3, 212808132), (4, 159606099), (6, 106404066), (9, 70936044), (12, 53202033), (18, 35468022), (19, 33601284), (27, 23645348), (36, 17734011), (38, 16800642), (54, 11822674), (57, 11200428), (76, 8400321), (108, 5911337), (114, 5600214), (171, 3733476), (228, 2800107), (342, 1866738), (513, 1244492), (684, 933369), (1026, 622246), (2052, 311123)]