39979784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22613}}^1$

素因数の和:22649

約数の個数: 32

約数和(自身を含む): 85480920

約数和(自身を除く): 45501136

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 22613, 45226, 90452, 180904, 293969, 384421, 587938, 768842, 1175876, 1537684, 2351752, 3075368, 4997473, 9994946, 19989892, 39979784]

約数ペア:

[(1, 39979784), (2, 19989892), (4, 9994946), (8, 4997473), (13, 3075368), (17, 2351752), (26, 1537684), (34, 1175876), (52, 768842), (68, 587938), (104, 384421), (136, 293969), (221, 180904), (442, 90452), (884, 45226), (1768, 22613)]