19515636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1861

約数の個数: 72

約数和(自身を含む): 57721664

約数和(自身を除く): 38206028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1801, 1806, 2709, 3602, 3612, 5403, 5418, 7204, 10806, 10836, 12607, 16209, 21612, 25214, 32418, 37821, 50428, 64836, 75642, 77443, 113463, 151284, 154886, 226926, 232329, 309772, 453852, 464658, 542101, 696987, 929316, 1084202, 1393974, 1626303, 2168404, 2787948, 3252606, 4878909, 6505212, 9757818, 19515636]

約数ペア:

[(1, 19515636), (2, 9757818), (3, 6505212), (4, 4878909), (6, 3252606), (7, 2787948), (9, 2168404), (12, 1626303), (14, 1393974), (18, 1084202), (21, 929316), (28, 696987), (36, 542101), (42, 464658), (43, 453852), (63, 309772), (84, 232329), (86, 226926), (126, 154886), (129, 151284), (172, 113463), (252, 77443), (258, 75642), (301, 64836), (387, 50428), (516, 37821), (602, 32418), (774, 25214), (903, 21612), (1204, 16209), (1548, 12607), (1801, 10836), (1806, 10806), (2709, 7204), (3602, 5418), (3612, 5403)]