20278987208

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{5981}}^1\times {\mathrm{18427}}^1$

素因数の和:24437

約数の個数: 32

約数和(自身を含む): 39685066560

約数和(自身を除く): 19406079352

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 5981, 11962, 18427, 23924, 36854, 47848, 73708, 137563, 147416, 275126, 423821, 550252, 847642, 1100504, 1695284, 3390568, 110211887, 220423774, 440847548, 881695096, 2534873401, 5069746802, 10139493604, 20278987208]

約数ペア:

[(1, 20278987208), (2, 10139493604), (4, 5069746802), (8, 2534873401), (23, 881695096), (46, 440847548), (92, 220423774), (184, 110211887), (5981, 3390568), (11962, 1695284), (18427, 1100504), (23924, 847642), (36854, 550252), (47848, 423821), (73708, 275126), (137563, 147416)]