19439928

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{3253}}^1$

素因数の和:3348

約数の個数: 48

約数和(自身を含む): 53300520

約数和(自身を除く): 33860592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 3253, 5976, 6506, 9759, 13012, 19518, 26024, 29277, 39036, 58554, 78072, 117108, 234216, 269999, 539998, 809997, 1079996, 1619994, 2159992, 2429991, 3239988, 4859982, 6479976, 9719964, 19439928]

約数ペア:

[(1, 19439928), (2, 9719964), (3, 6479976), (4, 4859982), (6, 3239988), (8, 2429991), (9, 2159992), (12, 1619994), (18, 1079996), (24, 809997), (36, 539998), (72, 269999), (83, 234216), (166, 117108), (249, 78072), (332, 58554), (498, 39036), (664, 29277), (747, 26024), (996, 19518), (1494, 13012), (1992, 9759), (2988, 6506), (3253, 5976)]