15888978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6637}}^1$

素因数の和:6671

約数の個数: 48

約数和(自身を含む): 41421120

約数和(自身を除く): 25532142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 6637, 13274, 19911, 39822, 46459, 59733, 92918, 119466, 126103, 139377, 252206, 278754, 378309, 418131, 756618, 836262, 882721, 1134927, 1765442, 2269854, 2648163, 5296326, 7944489, 15888978]

約数ペア:

[(1, 15888978), (2, 7944489), (3, 5296326), (6, 2648163), (7, 2269854), (9, 1765442), (14, 1134927), (18, 882721), (19, 836262), (21, 756618), (38, 418131), (42, 378309), (57, 278754), (63, 252206), (114, 139377), (126, 126103), (133, 119466), (171, 92918), (266, 59733), (342, 46459), (399, 39822), (798, 19911), (1197, 13274), (2394, 6637)]