1988958

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 4262400

約数和(自身を除く): 2273442

約数列:

[1, 2, 3, 6, 19, 38, 57, 73, 114, 146, 219, 239, 438, 478, 717, 1387, 1434, 2774, 4161, 4541, 8322, 9082, 13623, 17447, 27246, 34894, 52341, 104682, 331493, 662986, 994479, 1988958]

約数ペア:

[(1, 1988958), (2, 994479), (3, 662986), (6, 331493), (19, 104682), (38, 52341), (57, 34894), (73, 27246), (114, 17447), (146, 13623), (219, 9082), (239, 8322), (438, 4541), (478, 4161), (717, 2774), (1387, 1434)]