19067356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1997}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 42964992

約数和(自身を除く): 23897636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 1997, 2387, 3994, 4774, 7988, 9548, 13979, 21967, 27958, 43934, 55916, 61907, 87868, 123814, 153769, 247628, 307538, 433349, 615076, 680977, 866698, 1361954, 1733396, 2723908, 4766839, 9533678, 19067356]

約数ペア:

[(1, 19067356), (2, 9533678), (4, 4766839), (7, 2723908), (11, 1733396), (14, 1361954), (22, 866698), (28, 680977), (31, 615076), (44, 433349), (62, 307538), (77, 247628), (124, 153769), (154, 123814), (217, 87868), (308, 61907), (341, 55916), (434, 43934), (682, 27958), (868, 21967), (1364, 13979), (1997, 9548), (2387, 7988), (3994, 4774)]