12591777904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{36739}}^1$

素因数の和:37469

約数の個数: 40

約数和(自身を含む): 25220687360

約数和(自身を除く): 12628909456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 691, 1382, 2764, 5528, 11056, 21421, 36739, 42842, 73478, 85684, 146956, 171368, 293912, 342736, 587824, 1138909, 2277818, 4555636, 9111272, 18222544, 25386649, 50773298, 101546596, 203093192, 406186384, 786986119, 1573972238, 3147944476, 6295888952, 12591777904]

約数ペア:

[(1, 12591777904), (2, 6295888952), (4, 3147944476), (8, 1573972238), (16, 786986119), (31, 406186384), (62, 203093192), (124, 101546596), (248, 50773298), (496, 25386649), (691, 18222544), (1382, 9111272), (2764, 4555636), (5528, 2277818), (11056, 1138909), (21421, 587824), (36739, 342736), (42842, 293912), (73478, 171368), (85684, 146956)]