16564868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 32223744

約数和(自身を除く): 15658876

約数列:

[1, 2, 4, 17, 34, 47, 68, 71, 73, 94, 142, 146, 188, 284, 292, 799, 1207, 1241, 1598, 2414, 2482, 3196, 3337, 3431, 4828, 4964, 5183, 6674, 6862, 10366, 13348, 13724, 20732, 56729, 58327, 88111, 113458, 116654, 176222, 226916, 233308, 243601, 352444, 487202, 974404, 4141217, 8282434, 16564868]

約数ペア:

[(1, 16564868), (2, 8282434), (4, 4141217), (17, 974404), (34, 487202), (47, 352444), (68, 243601), (71, 233308), (73, 226916), (94, 176222), (142, 116654), (146, 113458), (188, 88111), (284, 58327), (292, 56729), (799, 20732), (1207, 13724), (1241, 13348), (1598, 10366), (2414, 6862), (2482, 6674), (3196, 5183), (3337, 4964), (3431, 4828)]