20349911036

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{264959}}^1$

素因数の和:265194

約数の個数: 48

約数和(自身を含む): 44038471680

約数和(自身を除く): 23688560644

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 211, 364, 422, 844, 1477, 2743, 2954, 5486, 5908, 10972, 19201, 38402, 76804, 264959, 529918, 1059836, 1854713, 3444467, 3709426, 6888934, 7418852, 13777868, 24111269, 48222538, 55906349, 96445076, 111812698, 223625396, 391344443, 726782537, 782688886, 1453565074, 1565377772, 2907130148, 5087477759, 10174955518, 20349911036]

約数ペア:

[(1, 20349911036), (2, 10174955518), (4, 5087477759), (7, 2907130148), (13, 1565377772), (14, 1453565074), (26, 782688886), (28, 726782537), (52, 391344443), (91, 223625396), (182, 111812698), (211, 96445076), (364, 55906349), (422, 48222538), (844, 24111269), (1477, 13777868), (2743, 7418852), (2954, 6888934), (5486, 3709426), (5908, 3444467), (10972, 1854713), (19201, 1059836), (38402, 529918), (76804, 264959)]