20164024265

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{859}}^1\times {\mathrm{3209}}^1$

素因数の和:4110

約数の個数: 64

約数和(自身を含む): 31802112000

約数和(自身を除く): 11638087735

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 859, 1045, 1463, 3209, 4295, 6013, 7315, 9449, 16045, 16321, 22463, 30065, 35299, 47245, 60971, 66143, 81605, 112315, 114247, 176495, 179531, 247093, 304855, 330715, 426797, 571235, 670681, 897655, 1235465, 1256717, 2133985, 2756531, 3353405, 4694767, 6283585, 13782655, 19295717, 23473835, 30321841, 52374089, 96478585, 151609205, 212252887, 261870445, 366618623, 576114979, 1061264435, 1833093115, 2880574895, 4032804853, 20164024265]

約数ペア:

[(1, 20164024265), (5, 4032804853), (7, 2880574895), (11, 1833093115), (19, 1061264435), (35, 576114979), (55, 366618623), (77, 261870445), (95, 212252887), (133, 151609205), (209, 96478585), (385, 52374089), (665, 30321841), (859, 23473835), (1045, 19295717), (1463, 13782655), (3209, 6283585), (4295, 4694767), (6013, 3353405), (7315, 2756531), (9449, 2133985), (16045, 1256717), (16321, 1235465), (22463, 897655), (30065, 670681), (35299, 571235), (47245, 426797), (60971, 330715), (66143, 304855), (81605, 247093), (112315, 179531), (114247, 176495)]