1871584

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 4339440

約数和(自身を除く): 2467856

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 409, 416, 572, 818, 1144, 1636, 2288, 3272, 4499, 4576, 5317, 6544, 8998, 10634, 13088, 17996, 21268, 35992, 42536, 58487, 71984, 85072, 116974, 143968, 170144, 233948, 467896, 935792, 1871584]

約数ペア:

[(1, 1871584), (2, 935792), (4, 467896), (8, 233948), (11, 170144), (13, 143968), (16, 116974), (22, 85072), (26, 71984), (32, 58487), (44, 42536), (52, 35992), (88, 21268), (104, 17996), (143, 13088), (176, 10634), (208, 8998), (286, 6544), (352, 5317), (409, 4576), (416, 4499), (572, 3272), (818, 2288), (1144, 1636)]