208031228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1951}}^1$

素因数の和:2058

約数の個数: 48

約数和(自身を含む): 406640640

約数和(自身を除く): 198609412

約数列:

[1, 2, 4, 19, 23, 38, 46, 61, 76, 92, 122, 244, 437, 874, 1159, 1403, 1748, 1951, 2318, 2806, 3902, 4636, 5612, 7804, 26657, 37069, 44873, 53314, 74138, 89746, 106628, 119011, 148276, 179492, 238022, 476044, 852587, 1705174, 2261209, 2737253, 3410348, 4522418, 5474506, 9044836, 10949012, 52007807, 104015614, 208031228]

約数ペア:

[(1, 208031228), (2, 104015614), (4, 52007807), (19, 10949012), (23, 9044836), (38, 5474506), (46, 4522418), (61, 3410348), (76, 2737253), (92, 2261209), (122, 1705174), (244, 852587), (437, 476044), (874, 238022), (1159, 179492), (1403, 148276), (1748, 119011), (1951, 106628), (2318, 89746), (2806, 74138), (3902, 53314), (4636, 44873), (5612, 37069), (7804, 26657)]