19420154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{829}}^1$

素因数の和:914

約数の個数: 32

約数和(自身を含む): 33883920

約数和(自身を除く): 14463766

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 221, 442, 689, 829, 901, 1378, 1658, 1802, 10777, 11713, 14093, 21554, 23426, 28186, 43937, 87874, 183209, 366418, 571181, 746929, 1142362, 1493858, 9710077, 19420154]

約数ペア:

[(1, 19420154), (2, 9710077), (13, 1493858), (17, 1142362), (26, 746929), (34, 571181), (53, 366418), (106, 183209), (221, 87874), (442, 43937), (689, 28186), (829, 23426), (901, 21554), (1378, 14093), (1658, 11713), (1802, 10777)]