11818638

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2971}}^1$

素因数の和:3009

約数の個数: 48

約数和(自身を含む): 29208816

約数和(自身を除く): 17390178

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 2971, 3978, 5942, 8913, 17826, 26739, 38623, 50507, 53478, 77246, 101014, 115869, 151521, 231738, 303042, 347607, 454563, 656591, 695214, 909126, 1313182, 1969773, 3939546, 5909319, 11818638]

約数ペア:

[(1, 11818638), (2, 5909319), (3, 3939546), (6, 1969773), (9, 1313182), (13, 909126), (17, 695214), (18, 656591), (26, 454563), (34, 347607), (39, 303042), (51, 231738), (78, 151521), (102, 115869), (117, 101014), (153, 77246), (221, 53478), (234, 50507), (306, 38623), (442, 26739), (663, 17826), (1326, 8913), (1989, 5942), (2971, 3978)]