2689648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:281

約数の個数: 40

約数和(自身を含む): 5725328

約数和(自身を除く): 3035680

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 193, 208, 268, 386, 536, 772, 871, 1072, 1544, 1742, 2509, 3088, 3484, 5018, 6968, 10036, 12931, 13936, 20072, 25862, 40144, 51724, 103448, 168103, 206896, 336206, 672412, 1344824, 2689648]

約数ペア:

[(1, 2689648), (2, 1344824), (4, 672412), (8, 336206), (13, 206896), (16, 168103), (26, 103448), (52, 51724), (67, 40144), (104, 25862), (134, 20072), (193, 13936), (208, 12931), (268, 10036), (386, 6968), (536, 5018), (772, 3484), (871, 3088), (1072, 2509), (1544, 1742)]