19266916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 37933056

約数和(自身を除く): 18666140

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 97, 127, 194, 254, 388, 391, 508, 782, 1564, 1649, 2159, 2231, 2921, 3298, 4318, 4462, 5842, 6596, 8636, 8924, 11684, 12319, 24638, 37927, 49276, 49657, 75854, 99314, 151708, 198628, 209423, 283337, 418846, 566674, 837692, 1133348, 4816729, 9633458, 19266916]

約数ペア:

[(1, 19266916), (2, 9633458), (4, 4816729), (17, 1133348), (23, 837692), (34, 566674), (46, 418846), (68, 283337), (92, 209423), (97, 198628), (127, 151708), (194, 99314), (254, 75854), (388, 49657), (391, 49276), (508, 37927), (782, 24638), (1564, 12319), (1649, 11684), (2159, 8924), (2231, 8636), (2921, 6596), (3298, 5842), (4318, 4462)]