19608004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 40155696

約数和(自身を除く): 20547692

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 221, 442, 533, 541, 697, 884, 1066, 1082, 1394, 2132, 2164, 2788, 7033, 9061, 9197, 14066, 18122, 18394, 22181, 28132, 36244, 36788, 44362, 88724, 119561, 239122, 288353, 377077, 478244, 576706, 754154, 1153412, 1508308, 4902001, 9804002, 19608004]

約数ペア:

[(1, 19608004), (2, 9804002), (4, 4902001), (13, 1508308), (17, 1153412), (26, 754154), (34, 576706), (41, 478244), (52, 377077), (68, 288353), (82, 239122), (164, 119561), (221, 88724), (442, 44362), (533, 36788), (541, 36244), (697, 28132), (884, 22181), (1066, 18394), (1082, 18122), (1394, 14066), (2132, 9197), (2164, 9061), (2788, 7033)]