18744258

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5113}}^1$

素因数の和:5178

約数の個数: 32

約数和(自身を含む): 41239296

約数和(自身を除く): 22495038

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5113, 10226, 15339, 30678, 66469, 132938, 199407, 240311, 398814, 480622, 720933, 1441866, 3124043, 6248086, 9372129, 18744258]

約数ペア:

[(1, 18744258), (2, 9372129), (3, 6248086), (6, 3124043), (13, 1441866), (26, 720933), (39, 480622), (47, 398814), (78, 240311), (94, 199407), (141, 132938), (282, 66469), (611, 30678), (1222, 15339), (1833, 10226), (3666, 5113)]