20103864

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 55226880

約数和(自身を除く): 35123016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 271, 281, 542, 562, 813, 843, 1084, 1124, 1626, 1686, 2168, 2248, 2981, 3091, 3252, 3372, 5962, 6182, 6504, 6744, 8943, 9273, 11924, 12364, 17886, 18546, 23848, 24728, 35772, 37092, 71544, 74184, 76151, 152302, 228453, 304604, 456906, 609208, 837661, 913812, 1675322, 1827624, 2512983, 3350644, 5025966, 6701288, 10051932, 20103864]

約数ペア:

[(1, 20103864), (2, 10051932), (3, 6701288), (4, 5025966), (6, 3350644), (8, 2512983), (11, 1827624), (12, 1675322), (22, 913812), (24, 837661), (33, 609208), (44, 456906), (66, 304604), (88, 228453), (132, 152302), (264, 76151), (271, 74184), (281, 71544), (542, 37092), (562, 35772), (813, 24728), (843, 23848), (1084, 18546), (1124, 17886), (1626, 12364), (1686, 11924), (2168, 9273), (2248, 8943), (2981, 6744), (3091, 6504), (3252, 6182), (3372, 5962)]