11686444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 26853120

約数和(自身を除く): 15166676

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 1997, 2926, 3994, 5852, 7988, 13979, 21967, 27958, 37943, 43934, 55916, 75886, 87868, 151772, 153769, 265601, 307538, 417373, 531202, 615076, 834746, 1062404, 1669492, 2921611, 5843222, 11686444]

約数ペア:

[(1, 11686444), (2, 5843222), (4, 2921611), (7, 1669492), (11, 1062404), (14, 834746), (19, 615076), (22, 531202), (28, 417373), (38, 307538), (44, 265601), (76, 153769), (77, 151772), (133, 87868), (154, 75886), (209, 55916), (266, 43934), (308, 37943), (418, 27958), (532, 21967), (836, 13979), (1463, 7988), (1997, 5852), (2926, 3994)]