20297914

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 39422592

約数和(自身を除く): 19124678

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 169, 182, 299, 322, 338, 373, 598, 746, 1183, 2093, 2366, 2611, 3887, 4186, 4849, 5222, 7774, 8579, 9698, 17158, 27209, 33943, 54418, 60053, 63037, 67886, 111527, 120106, 126074, 223054, 441259, 780689, 882518, 1449851, 1561378, 2899702, 10148957, 20297914]

約数ペア:

[(1, 20297914), (2, 10148957), (7, 2899702), (13, 1561378), (14, 1449851), (23, 882518), (26, 780689), (46, 441259), (91, 223054), (161, 126074), (169, 120106), (182, 111527), (299, 67886), (322, 63037), (338, 60053), (373, 54418), (598, 33943), (746, 27209), (1183, 17158), (2093, 9698), (2366, 8579), (2611, 7774), (3887, 5222), (4186, 4849)]