1806688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 3958416

約数和(自身を除く): 2151728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 101, 104, 172, 202, 208, 344, 404, 416, 559, 688, 808, 1118, 1313, 1376, 1616, 2236, 2626, 3232, 4343, 4472, 5252, 8686, 8944, 10504, 17372, 17888, 21008, 34744, 42016, 56459, 69488, 112918, 138976, 225836, 451672, 903344, 1806688]

約数ペア:

[(1, 1806688), (2, 903344), (4, 451672), (8, 225836), (13, 138976), (16, 112918), (26, 69488), (32, 56459), (43, 42016), (52, 34744), (86, 21008), (101, 17888), (104, 17372), (172, 10504), (202, 8944), (208, 8686), (344, 5252), (404, 4472), (416, 4343), (559, 3232), (688, 2626), (808, 2236), (1118, 1616), (1313, 1376)]