19518996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10103}}^1$

素因数の和:10140

約数の個数: 48

約数和(自身を含む): 54319104

約数和(自身を除く): 34800108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 10103, 20206, 30309, 40412, 60618, 70721, 121236, 141442, 212163, 232369, 282884, 424326, 464738, 697107, 848652, 929476, 1394214, 1626583, 2788428, 3253166, 4879749, 6506332, 9759498, 19518996]

約数ペア:

[(1, 19518996), (2, 9759498), (3, 6506332), (4, 4879749), (6, 3253166), (7, 2788428), (12, 1626583), (14, 1394214), (21, 929476), (23, 848652), (28, 697107), (42, 464738), (46, 424326), (69, 282884), (84, 232369), (92, 212163), (138, 141442), (161, 121236), (276, 70721), (322, 60618), (483, 40412), (644, 30309), (966, 20206), (1932, 10103)]