820137546

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{13397}}^1$

素因数の和:13603

約数の個数: 48

約数和(自身を含む): 1881079200

約数和(自身を除く): 1060941654

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 179, 342, 358, 537, 1074, 1611, 3222, 3401, 6802, 10203, 13397, 20406, 26794, 30609, 40191, 61218, 80382, 120573, 241146, 254543, 509086, 763629, 1527258, 2290887, 2398063, 4581774, 4796126, 7194189, 14388378, 21582567, 43165134, 45563197, 91126394, 136689591, 273379182, 410068773, 820137546]

約数ペア:

[(1, 820137546), (2, 410068773), (3, 273379182), (6, 136689591), (9, 91126394), (18, 45563197), (19, 43165134), (38, 21582567), (57, 14388378), (114, 7194189), (171, 4796126), (179, 4581774), (342, 2398063), (358, 2290887), (537, 1527258), (1074, 763629), (1611, 509086), (3222, 254543), (3401, 241146), (6802, 120573), (10203, 80382), (13397, 61218), (20406, 40191), (26794, 30609)]