20164492887

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{8443}}^1$

素因数の和:8689

約数の個数: 64

約数和(自身を含む): 34370457600

約数和(自身を除く): 14205964713

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 211, 231, 343, 539, 633, 1029, 1477, 1617, 2321, 3773, 4431, 6963, 8443, 10339, 11319, 16247, 25329, 31017, 48741, 59101, 72373, 92873, 113729, 177303, 217119, 278619, 341187, 413707, 650111, 796103, 1241121, 1781473, 1950333, 2388309, 2895949, 4550777, 5344419, 8687847, 12470311, 13652331, 19596203, 31855439, 37410933, 58788609, 87292177, 95566317, 137173421, 261876531, 411520263, 611045239, 960213947, 1833135717, 2880641841, 6721497629, 20164492887]

約数ペア:

[(1, 20164492887), (3, 6721497629), (7, 2880641841), (11, 1833135717), (21, 960213947), (33, 611045239), (49, 411520263), (77, 261876531), (147, 137173421), (211, 95566317), (231, 87292177), (343, 58788609), (539, 37410933), (633, 31855439), (1029, 19596203), (1477, 13652331), (1617, 12470311), (2321, 8687847), (3773, 5344419), (4431, 4550777), (6963, 2895949), (8443, 2388309), (10339, 1950333), (11319, 1781473), (16247, 1241121), (25329, 796103), (31017, 650111), (48741, 413707), (59101, 341187), (72373, 278619), (92873, 217119), (113729, 177303)]